Questions on Algebra: Quadratic Equation answered by real tutors!

Tutors Answer Your Questions about Quadratic Equations (FREE)

Question 949847: how do you factor (2x^2-5x-3)/(3x^2-10x+3) * (9x^2-1)/(4x^2+4x+1)
Click here to see answer by MathLover1(20849)

Question 949867: if solving for 'a' in ab-ac=d+e what would the restrictions be?
Click here to see answer by stanbon(75887)

Question 950029: Find the vertex and the x-intercepts of the parabola: Show Steps
y = 3x^2+5x�7

Click here to see answer by addingup(3677)

Question 950051: (pretend exponets ^1)
1. What is the positive solution of 3x^2 -10x-8=0?
2. A triangular-shaped wall has a base of 2x +4 and a height of x +3. The area of the triangle is 56 in^.2.What is the value of x?

Click here to see answer by Fombitz(32388)

Question 950090: My question is "Use any method to solve 3w to the power of 2 = 48. I tried to factor it but I got lost when I found the GCF that got me 3(w(squared)-16.
Click here to see answer by Alan3354(69443)

Question 950137: Write the quadratic equation below in standard form.
Identify the value of a, b, c.
(x-4)^2=0
a=
b=
c=
Click here to see answer by amarjeeth123(569)

Question 950135: Write the quadriatic equation below in standard form. Identify the value of a, b, and c.
(3x+2)(x-6)=0
a=
b=
c=
Click here to see answer by amarjeeth123(569)

Question 950135: Write the quadriatic equation below in standard form. Identify the value of a, b, and c.
(3x+2)(x-6)=0
a=
b=
c=
Click here to see answer by josgarithmetic(39616)

Question 950135: Write the quadriatic equation below in standard form. Identify the value of a, b, and c.
(3x+2)(x-6)=0
a=
b=
c=
Click here to see answer by MathTherapy(10551)

Question 950192: Find the value of b in each perfect square trinomial
x^2-bx+144
Click here to see answer by jhaashok630(18)

Question 950291: find the quadratic which passes through the point (0.0),(1,1),(2,8). determine the answer by solving three equation in three unknown
Click here to see answer by Fombitz(32388)

Question 949955: The area of atriangle is 24cm square its height is 2cm greater than its base find the base of the traingle
Click here to see answer by Fombitz(32388)

Question 950330: Write the Now Next Statement for the following table
x y
0 2
1 6
2 18
3 54
4 162
Since repeated multiplication can be represented with an _______________, the table above represents an ___________________ function.
Click here to see answer by josgarithmetic(39616)

Question 950437: (pretend exponent ^4)
3. The product of two consecutive integers, n and n + 1, is 42. What is the
positive integer that satisfies the situation?
Click here to see answer by stanbon(75887)

Question 950439: (pretend exponent ^4)
3. The product of two consecutive integers, n and n + 1, is 42. What is the
positive integer that satisfies the situation?

Click here to see answer by macston(5194)

Question 950440: hello tutor i am having a problem with my algebra homework my tutoring got cancelled today :-( can you help me
(pretend exponent is ^1)
One more rectangular-shaped piece of metal siding needs to be cut to cover
the exterior of a pole barn. The area of the piece is 30 ft^2. The length is 1 less
than 3 times the width. How wide should the metal piece be? Round to the nearest hundredth of a foot.
Click here to see answer by macston(5194)

Question 950449: sorry to bother so confused with algebra ..
(exponents pretend ^5)
What solution do 2x^2 - 13x +21 = 0 and 2x^+ 9x-56 =0 have in
common? Round your answer to the nearest tenth if necessary.

Click here to see answer by josgarithmetic(39616)

Question 950555: A number of students charter a bus to go to wonderland for a school trip, which costs them a total of $80 (for the bus). However, at the last minute eight of the students cannot go. In order to make up the difference, the remaining students have to chip in an extra 50 cents. How many students end up going on the bus?
let x be the remaining students
Click here to see answer by josgarithmetic(39616)

Question 950751: A rectangle is 5cm longer than double its width. Its area is 75cm^2. What are the dimensions of the rectangle?
Click here to see answer by Fombitz(32388)

Question 950751: A rectangle is 5cm longer than double its width. Its area is 75cm^2. What are the dimensions of the rectangle?
Click here to see answer by MathTherapy(10551)

Question 950738: solve for x.
logx+log(x+1)=log(x powered by 2+2)
Click here to see answer by MathLover1(20849)

Question 950195: Find the value of b in each perfect square trinomial
X^2-bx+16
Click here to see answer by Fombitz(32388)

Question 950194: Find the value of b in each perfect square trinomial
ax2+bx+c
Click here to see answer by Fombitz(32388)

Question 950813: Find an equation of the line containing the given pair of points? (-7,-2)and(-5,-9)
Click here to see answer by ankor@dixie-net.com(22740)

Question 951076: x squared plus 8x equals negative
Click here to see answer by Alan3354(69443)

Question 951063: there are two real numbers. taking half of one is the same as adding 12.5 to the other; the square of the two real numbers are 200 apart
Click here to see answer by ankor@dixie-net.com(22740)

Question 951189: (2n+3)(n-4)=0
Click here to see answer by rfer(16322)

Question 951262: The dimensions of a rectangle garden were 3 yards by 10 yard. When both dimensions are increased by equal amounts,the area of the garden doubled. Find the dimensions of the new garden
Click here to see answer by lwsshak3(11628)

Question 951227: A professional stunt diver jumps off a tower. His height above the ground is given by the expression h(t)=-5t^2+20. How long does it take for the diver to reach the water?
Click here to see answer by ankor@dixie-net.com(22740)

Question 951504: what are three methods to solve x^2-x-56=0 ?
Click here to see answer by jim_thompson5910(35256)

Question 951608: The hypotenuse of a right-angled triangle is (x+8)cm, and the two shorter sides are (x+6)cm and (x-1)cm. Find x
Click here to see answer by macston(5194)

Question 951807: x^2=-1, Find all n complex solutions of the equation of the form x^n=k
Click here to see answer by MathLover1(20849)

Question 951937: A fence is 692m long. It is cut into three parts, two parts are the same length, and the third is 26m longer than either of the other two. Find the length of each part.
Click here to see answer by addingup(3677)

Question 951917: The length of a rectangular room is 5 yd more than the width. If the area is 300 yd2, find the length and the width of the room.
Click here to see answer by addingup(3677)

Question 952029: x^2 - 60x - 2700 = 0 solve by quadratic formula i.e. D=b^2-4ac
x=(-b+/-√(d))�2a
Click here to see answer by macston(5194)

Question 952164: Prove that the roots of 2x^2+8x+5 are real and irrational
Click here to see answer by Theo(13342)

Question 952421: What is the quadratic equation whose roots are -1,5 and passes through the point (1,1). Please show your work.
Click here to see answer by MathLover1(20849)

Question 952565: Rewrite the quadratic equation below in standard form. Identify the value of a,b, and c.
(3x-4)squared=0
a=
b=
c=
Click here to see answer by MathLover1(20849)

Question 952563: Rewrite the quadratic equation below in standard form. Identify the value of a,b, and c.
(2z-3)squared = 0
a=
b=
c=
Click here to see answer by MathLover1(20849)

Question 952440: The gas mileage G(s) (in miles/gallon) of a Ford Tauras when driven at a speed of S mph can be approximated by the function
G(s)=-0.02s^2+2s-25, 25 - -
a. Find the gas mileafe if the car is driven at a speed of 60 mph.
b. At what speed(s) does the car get 17 mpg.
Click here to see answer by ankor@dixie-net.com(22740)

Question 952717: A manufacturing plant produces fixed size square and circular metal panels.
The mass of a square panel is 13kg and that of a circular panel is 22 kg.
Use algebraic techniques to find how many of each panel there are in a truck
loaded with 65 panels of total mass 1205 kg.
I know the answers are 13kg=25 and 22kg=40
but i am struggling with how to use algebraic techniques, please help me understand?!?!
Click here to see answer by rothauserc(4718)

Question 952765: The diagonal measure of a movie screen is 6 m. The length of the screen is 2 m greater than the height. Determine the dimensions of the screen.
Click here to see answer by Alan3354(69443)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 27136..27180, 27181..27225, 27226..27270, 27271..27315, 27316..27360, 27361..27405, 27406..27450, 27451..27495, 27496..27540, 27541..27585, 27586..27630, 27631..27675, 27676..27720, 27721..27765, 27766..27810, 27811..27855, 27856..27900, 27901..27945, 27946..27990, 27991..28035, 28036..28080, 28081..28125, 28126..28170, 28171..28215, 28216..28260, 28261..28305, 28306..28350, 28351..28395, 28396..28440, 28441..28485, 28486..28530, 28531..28575, 28576..28620, 28621..28665, 28666..28710, 28711..28755, 28756..28800, 28801..28845, 28846..28890, 28891..28935, 28936..28980, 28981..29025, 29026..29070, 29071..29115, 29116..29160, 29161..29205, 29206..29250, 29251..29295, 29296..29340, 29341..29385, 29386..29430, 29431..29475, 29476..29520, 29521..29565, 29566..29610, 29611..29655, 29656..29700, 29701..29745, 29746..29790, 29791..29835, 29836..29880, 29881..29925, 29926..29970, 29971..30015, 30016..30060, 30061..30105, 30106..30150, 30151..30195, 30196..30240