Questions on Algebra: Quadratic Equation answered by real tutors!

Tutors Answer Your Questions about Quadratic Equations (FREE)

Question 421661: n2+5n+6= (n+3)

Click here to see answer by MathLover1(20849)

Question 421716: The figure below is a rectangle.Has an area of 27 square feet. Find the length and width of the figure. The length has the equation(x-3) and the width has the equation(x+3)=27 use the area formula. Area=Length x Width.
Click here to see answer by Adrish(44)

Question 421708: The sum of two consecutive integers is 19 less than their product. Find the integers. Can you please be detailed thank you.
Click here to see answer by Gogonati(855)

Question 421762: f(x)=-x^2+4x-2
graph,label thhe axis of symmetry and the vertex
Click here to see answer by rfer(16322)

Question 421787: If p and q are roots of quadratic equation x2-px+q=0 , what is value of p and q?
Click here to see answer by richard1234(7193)

Question 421817: Solve the following system of linear equations. (If the system has no solution, enter NONE for each answer. If the system is dependent, enter INFINITELY MANY for each answer.)
6x-2y=7
x-y=2
x = ?
y = ?
pls show me the steps to get the answer
Click here to see answer by mananth(16946)

Question 421824: Solve the following system of linear equations by graphing. (If the system has no solution, enter NONE for each answer. If the system is dependent, enter INFINITELY MANY for each answer.)
18x-3y=3
6x+y=-1
x = ?
y = ?
pls show me the steps to get the answer( not by graph)
Click here to see answer by mananth(16946)

Question 421852: can u please help me solve this question?
1.The straight line y=3-4x does not intersect the curve y=5x^2-x+q.Find the range of values of q.
Click here to see answer by Theo(13342)

Question 421936: Please help me answer thrse questions:
1.It is given that -2 is one of the roots of the quadratic equation h-8x-2x^2=0.Find the value of h.
2. The quadratic equation 8px^2+3=4p-4x,where p is a constant,has two equal roots.Find values of p.
3. px^2+2qx+4=0,where p and q are constant,has equal roots.express q in term of p.
thanx a lot 4 spending your time solving these questions.
Click here to see answer by shree840(260)

Question 421955: It is given that -2 is one of the roots of the quadratic equation
h - 8x - 2x� = 0. Find the value of h.

Click here to see answer by MathLover1(20849)

Question 421955: It is given that -2 is one of the roots of the quadratic equation
h - 8x - 2x� = 0. Find the value of h.

Click here to see answer by solver91311(24713)

Question 421955: It is given that -2 is one of the roots of the quadratic equation
h - 8x - 2x� = 0. Find the value of h.

Click here to see answer by Edwin McCravy(20054)

Question 421954: px^2+2qx+4=0,where p and q are constant,has equal roots.express q in term of p.
Click here to see answer by Gogonati(855)

Question 421995: how far has the airplane dropped from the first 600 feet to the airport at -100 feet..
please answer in 10 minutes
Click here to see answer by jim_thompson5910(35256)

Question 421993: 3x^2-1=0
how do factor this?

Click here to see answer by solver91311(24713)

Question 422007: what are factors of 24 that add up to 4?
Click here to see answer by MathLover1(20849)

Question 422166: I would like some help on this problem, please. "You are hanging a rectangular mirror in your room that has a diagonal 15 inches long. The width of the mirror is three inches shorter than it's length. What are the dimensions of the mirror?"
Click here to see answer by stanbon(75887)

Question 422305: 2^2x+3 -9(2^x)+1=0
Click here to see answer by jsmallt9(3758)

Question 422340: What are the x-intercept(s) of the graph of the equation y − x2 = −6x − 7?

Click here to see answer by ewatrrr(24785)

Question 421961: Fill in the missing terms in the numerator, and then use long division to find the quotients.
x^3+5x^2-18
_______________
x+3
Its divided by
pls show me the steps to get the answer
Click here to see answer by ewatrrr(24785)

Question 422434: Creating my own quadratic equation that cannot be solved by factoring, but can be solved using the quadratic formula. and solving the equation.
Click here to see answer by stanbon(75887)

Question 422555: y+4x^2=0
decide wheter the graph of the equation opens up or down. then find the coordinates of the vertex
Click here to see answer by MathLover1(20849)

Question 422550: how would you find the coordinates of the vertex of the graph y=2x(sqared by 2)+4x-2
Click here to see answer by Gogonati(855)

Question 422595: I'm really confused right now on this problem;
6x^2-12x+1=0
This is what I have done so far,

x=12+ sqrt 12+?/12 <-- The part I'm stuck on
I know I'm almost done and that the answer won't be a nice perfect number
And I used the equation solver thing, but the answer won't help unless I understand how it got there, xD
Anyways
Sorry if I didn't write the formula right,
Thanks in advance too. ^^
Click here to see answer by Edwin McCravy(20054)

Question 422607: how would i solve x^2-9=0?
Click here to see answer by MathLover1(20849)

Question 422574: How Do I Do This Problem????
T^2+3=0
Click here to see answer by ankor@dixie-net.com(22740)

Question 422688: Fill in the missing terms in the numerator, and then use long division to find the quotients.
9x^3+14x+5
_____________
3x+1
Its divided by
Pls show me the steps to get the answer. thanks
Click here to see answer by rfer(16322)

Question 422721: Solve the following system of linear equations. (If the system has no solution, enter NONE for each answer. If the system is dependent, enter INFINITELY MANY for each answer.)
x-y=4
3x-3y=12
x = ?
y = ?
Pls show me the steps on how to get the answer. thanks
Click here to see answer by stanbon(75887)

Question 422720: Solve the following system of linear equations. (If the system has no solution, enter NONE for each answer. If the system is dependent, enter INFINITELY MANY for each answer.)
x+y=6
2x+2y=-2
x = ?
y = ?
Pls show me the steps on how to get the answer. thanks
Click here to see answer by stanbon(75887)

Question 422719: Solve the following system of linear equations. (If the system has no solution, enter NONE for each answer. If the system is dependent, enter INFINITELY MANY for each answer.)
x+5y=2
y=x+4
x = ?
y = ?
Pls show me the steps on how to get the answer. thanks
Click here to see answer by shree840(260)

Question 422892: Divide the following.
2x^2-4x+1
____________
2x+8
Its divided by
Pls show me the steps to get the answer. Thanks
Click here to see answer by rfer(16322)

Question 423048: Why are there usually two solutions in quadratic equations
Click here to see answer by richard1234(7193)

Question 423057: f(x)= -2x^2+4x+6.plot the graph of the function and find the symmetry axis.
Click here to see answer by rfer(16322)

Question 423208: Hello, need an explanation on how to find the x intercepts, and the vertex of this equation y is less than or equal to -x^2+3x+2. I do not know how to factor yet, so if we could do it by guessing two points and checking by plugging them into the equation and finding some easy to graph points. Thanks soOoOoOo much!
Click here to see answer by stanbon(75887)

Question 423231: I have no idea how to graph this Quadratic Equation. x^2+5=0 Can u help me and explain where the points are supposed to go.
Click here to see answer by Alan3354(69443)

Question 423231: I have no idea how to graph this Quadratic Equation. x^2+5=0 Can u help me and explain where the points are supposed to go.
Click here to see answer by rfer(16322)

Question 423368: x^2/3-7x^1/3+6=0
Click here to see answer by ewatrrr(24785)

Question 423464: The question is Find the x-intcerpts(if any) for the graph of the quadratic function. F(x)= 2+3x+x^2
Please help me solve the equation.
Click here to see answer by stanbon(75887)

Question 423521: m^3 -49m=0
Click here to see answer by jim_thompson5910(35256)

Question 423544: How to factro this quadratic expression?
3x^2-4x-15
please help
Click here to see answer by scott8148(6628)

Question 423668: solve the system of equations what is the solution set
x+5y=6
x=7-5y
Click here to see answer by Alan3354(69443)

Question 423668: solve the system of equations what is the solution set
x+5y=6
x=7-5y
Click here to see answer by algebrahouse.com(1659)

Question 423723: Help me to solve:
10x^4 - 19x^2 + 6 = 0
Click here to see answer by stanbon(75887)

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, 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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