Questions on Algebra: Quadratic Equation answered by real tutors!

Tutors Answer Your Questions about Quadratic Equations (FREE)

Question 98284: Solve
2y^2 - 3y - 6 = 0
Click here to see answer by Nate(3500)

Question 98281: Find the vertex and intercepts for each parabola. Sketch the graph.
g(x) = x^2 + x - 6
Click here to see answer by checkley71(8403)

Question 98318: Find the exact solution to 6x(squared)+1=-8x by using the Quadratic Formula.
Thanks. This is my first year and I greatly appreciate your help.
Click here to see answer by scott8148(6628)

Question 98447: Most quadratic eqautions Ive come across so far have given the problem as something equals 0 format. This one below is the first Ive seen in this format so its got me scratching my head.
Use the quadratic equation to solve: 6n^2= -8n-1
Give the answer in decimal form.
This neither has the equals 0 as a start point or ask me what to solve for. It just says solve. Help please.
Thank you.
Click here to see answer by mathslover(157)

Question 98523: Determine, without graphing, whether the given quadratic function has a maximum value or a minimum value and then find that value.
f(x) = -x2 - 3x - 9

Click here to see answer by jim_thompson5910(35256)

Question 98541: Find all real or imaginary solutions to each equation. Us e the method of your choice.
Sq rt of 7x+29 = x + 3
Click here to see answer by jim_thompson5910(35256)

Question 98540: Find all real or imaginary solutions to each equation. Use the method of your choice.
3v^2 + 4v - 1 = 0
Click here to see answer by jim_thompson5910(35256)

Question 98630: the primeter of a triangle is 63cm. The lengths of the three sides are represented by three consecutive odd integers. Find the length of the longest side
Click here to see answer by checkley71(8403)

Question 98637: Two angles are complementary. One angle is 26 degrees more than the other angle. What ar the measures of the angles?
Click here to see answer by malakumar_kos@yahoo.com(315)

Question 98633: The sum of two numbers is 80. The larger number is 8 less than 3 times the smaller number. find the smaller number
Click here to see answer by malakumar_kos@yahoo.com(315)

Question 98673: Find all real or imaginary solutions to the equation.
49x^2+9=42x

Click here to see answer by checkley71(8403)

Question 98132: 2/3(p+3)>5/6(p-4)
Click here to see answer by edjones(8007)

Question 98632: During rush hour, Fernando can drive 40 miles using the side roads in the same time that it takes to travel 30 miles on the freeway. If Fernando's rate on the side roads is 7 mi/h faster than his rate on the freeway, find his rate on the side roads.
Click here to see answer by ankor@dixie-net.com(22740)

Question 98787: solve the quadratic equation by completing the square
x^2 - 6x - 3=0
Click here to see answer by malakumar_kos@yahoo.com(315)

Question 98785: solve the equation for x
x^2+4x+4=7
Click here to see answer by malakumar_kos@yahoo.com(315)

Question 98784: solve the equation for x
2(x-5)^2 =3
Click here to see answer by malakumar_kos@yahoo.com(315)

Question 98783: solve the equation for x
25x^2=13
Click here to see answer by malakumar_kos@yahoo.com(315)

Question 98788: solve the quadratic equation by completing the square
2x^2+10x+11=0
Click here to see answer by jim_thompson5910(35256)

Question 98986: find the quadratic equation (T(n)=...) for:
2, 3, 5, 7 and 9.
2, 4, 8, 16, 32.
11,22, 33, 44, 55.
and is there an easy way to find the next numbers in a quadratic sequence?

Click here to see answer by stanbon(75887)

Question 99043: Two angles are supplementary. One angles is 30 les than five times the other angle. What are the measures of the angles?
Click here to see answer by stanbon(75887)

Question 99050: the primeter of a triangle is 144. What are the consecutive integers for reach side
Click here to see answer by stanbon(75887)

Question 99097: i need help pleas use the quadriatic formula to solve each of the following quadratic equations.
3x^2 - 2x + 1 = 0
Click here to see answer by stanbon(75887)

Question 99095: Number problems. Find two consecutive positive integers such that the sum of their squares is 85.
Click here to see answer by Adam(64)

Question 99095: Number problems. Find two consecutive positive integers such that the sum of their squares is 85.
Click here to see answer by bucky(2189)

Question 99096: i need help pleas use the quadriatic formula to solve each of the following quadratic equations.
2x^2 - 5x = 3
Click here to see answer by aaaaaaaa(138)

Question 99096: i need help pleas use the quadriatic formula to solve each of the following quadratic equations.
2x^2 - 5x = 3
Click here to see answer by stanbon(75887)

Question 99094: i don't understand this at all solve each of the folowing quadratic equations by completing the square.
2x^2 + 10x + 11 = 0
Click here to see answer by stanbon(75887)

Question 99091: i don't understand this solve the equation for x
x^2 + 4x + 4 =7
Click here to see answer by stanbon(75887)

Question 99093: i don't understand this at all solve each of the folowing quadratic equations by completing the square.
x^2 - 6x - 3 = 0
Click here to see answer by jim_thompson5910(35256)

Question 99093: i don't understand this at all solve each of the folowing quadratic equations by completing the square.
x^2 - 6x - 3 = 0
Click here to see answer by Msgenes(10)

Question 99089: i don't understand this solve the equation for x
25x^2 = 13

Click here to see answer by checkley71(8403)

Question 99342: Solve: x2(squared)+2x-35=0
Click here to see answer by timmy1729(23)

Question 99342: Solve: x2(squared)+2x-35=0
Click here to see answer by jim_thompson5910(35256)

Question 99431: solve the quadatric equations by factoring
x^2 - 9x - 4 = 6
Click here to see answer by stanbon(75887)

Question 99430: solve the quadatric equations by factoring
(x-1)^2=7
Click here to see answer by stanbon(75887)

Question 99433: 4x^2 - 8x + 3 = 5
Click here to see answer by checkley71(8403)

Question 99511: Write your result in scientific notation. (2x10^5)(4x10^4) This is what I have done so far: (2x2^5*5^5)(4x2^4*5^5). I know the answer is suppose to be 8x10^9, I can not figure out how to show the rest.
Thank you
Click here to see answer by stanbon(75887)

Question 99385: Solve the equation by completing the square, giving your solutions exactly in surd form
2x^2 - 10x + 5 = 0
i got so far but seem to be mucking up somewhere
2(x^2 - 5x + 5/2) = 0
(x^2 - 5/2)^2 = x^2 - 5x + 25/4
but now i'm stuck please could you help
regards, nat x
Click here to see answer by scott8148(6628)

Question 99533: Solve for y. x + 5y = 10
Click here to see answer by rmromero(383)

Question 99587: Construction. A garden area is 30ft long and 20 ft wide. A path of uniform width is set around the edge. If the remaining garden area is 400ft^2, what is teh width of the path?
Click here to see answer by ankor@dixie-net.com(22740)

Question 99597: The width of a rectangular gate is 2 meters(m) larger than it's height. The diagonal brace measures sqrt 6m. Find the width and height.
Click here to see answer by edjones(8007)

Question 99494: Debbie traveled by boat 5 miles upstream to fish in her favorite spot. Because of the 4 mph current, it took her 20 minutes longer to get there than to return. How fast will her boat go in still water?
Click here to see answer by ankor@dixie-net.com(22740)

Question 99586: The question is: Find the greatest or least value of the following functions.
1) x2-3x+5
Click here to see answer by checkley71(8403)

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