Questions on Algebra: Quadratic Equation answered by real tutors!

Tutors Answer Your Questions about Quadratic Equations (FREE)

Question 882104: find y so the distance between (2,y) and (1,2) is sqrt 2
Click here to see answer by lwsshak3(11628)

Question 882105: how do i get a decimal answer from : 4x^2-2x-14=0
Click here to see answer by josgarithmetic(39617)

Question 882130: 1/2x - 1/4 x^2 + 4= 0
Click here to see answer by stanbon(75887)

Question 882146: Please help me solve this word problem: A disc is thrown into the air and follows a path modeled by the function h(t)=7.8+22t-5t^2, where time, t, is in seconds and height h(t) is in meters. Determine when the ball will land to the nearest hundredth.
Click here to see answer by josmiceli(19441)

Question 882144: Please help me solve this word problem: A disc is thrown into the air and follows a path modeled by the function h(t)=7.8+22t-5t^2, where time, t, is in seconds and height h(t) is in meters. Determine when the ball will land to the nearest hundredth.
Click here to see answer by josgarithmetic(39617)

Question 882142: Please help me solve this word problem:
Click here to see answer by richwmiller(17219)

Question 882141: Please help me to solve this problem. Given that (x + y)*2=63 and xy=65, find the value of x*2 + y*2 - 1. Thank you...

Click here to see answer by josgarithmetic(39617)

Question 882187: A motorcycle driver travels 15 kph faster than a bicycle rider. The motorcycle driver covers 60 km in two hours less than the time it takes the bicycle rider to travel the same distance.
i've answered all my assignments in math except this one. I don't know how to solve this coz i forgot how to do it. could someone help me so that i could study it. do tell if it is quadratic equation or not. Thank you so much.
Click here to see answer by josgarithmetic(39617)

Question 882158: Please help me solve this word problem: A ball is thrown into the air and follows a path modeled by the function h(t)= -5(t-1.4)^2 +10, where time, t, is in seconds and height h(t) is in meters. Determine when the ball will hit the ground.
Click here to see answer by KMST(5328)

Question 882366: 1/x^2+8/X+15=0
Click here to see answer by mananth(16946)

Question 882446: -4(6x-7)=4x
Click here to see answer by algebrahouse.com(1659)

Question 882527: 2x2 - 2x - 9 = 0

Click here to see answer by ewatrrr(24785)

Question 882542: 10x=1+3/x could you please solve this I need help please
Click here to see answer by Fombitz(32388)

Question 882552:
Click here to see answer by tajar(5)

Question 882684: For what values of b is the expression factorable? x2+bx+12
Click here to see answer by Fombitz(32388)

Question 882661: x^2-x-12=0
Click here to see answer by Fombitz(32388)

Question 882682: Find the equation of the quadratic function that has zeroes at 3 and -2 and a maximum of 12.5
Click here to see answer by Fombitz(32388)

Question 882850: Help me please! i need direction ! solve for x ; x^2-6x-7=0
Click here to see answer by Alan3354(69443)

Question 882909: What is the factor of x^2+4x+4?
Click here to see answer by Fombitz(32388)

Question 882915: What is the factor of x^2+3x+2?
Click here to see answer by rothauserc(4718)

Question 882910: What is the factor of 4x^2 - 25?
Click here to see answer by Fombitz(32388)

Question 882926: Determine whether the quadratic function

has a maximum value or a minimum value and then find the value.
Click here to see answer by Fombitz(32388)

Question 882916: What is the factor of 3x^2+21?
Click here to see answer by Fombitz(32388)

Question 883004: find the quadratic function that has the indicated vertex and whose graph passes through the given point.
Vertex: (-3,5); Point: (-6,-1)

Click here to see answer by josgarithmetic(39617)

Question 883039: Factor x^2-25
Click here to see answer by jim_thompson5910(35256)

Question 883038: multiply (x-3)(2x+4) help me solve please show steps!
Click here to see answer by jim_thompson5910(35256)

Question 883038: multiply (x-3)(2x+4) help me solve please show steps!
Click here to see answer by LinnW(1048)

Question 883040: simplify (5x^3y^2)^3
Click here to see answer by jim_thompson5910(35256)

Question 883155: Sheryl says that the solutions of the quadratic equations w^2=49 and w^2+49=0 are the same. Do you agree with sheryl? Justify your answer.

Please heelp me
Click here to see answer by rothauserc(4718)

Question 883157: Mr. Cruz asked Emilio to construct a square table such that it's area is 3m^2. Is it possible for Emilio to construct such table using an ordinary tape measure? Explain your answer.
Click here to see answer by rothauserc(4718)

Question 883291: Please solve this for me! 3x^2+x+4
Click here to see answer by jim_thompson5910(35256)

Question 883292: Factor x^2-5x-24 please solve for me i don't know how to factor!
Click here to see answer by jim_thompson5910(35256)

Question 883353: When we use square tiles of unknown length to cover a floor, we require 128 tiles. If the side of the tile is decreased by 2 cm, we require 200 tiles. Find the side of the larger tile.
Click here to see answer by ankor@dixie-net.com(22740)

Question 883483: Solve the quadratic equation 5x2 - 125 = 0.
A. -5
B. 5
C. �5
D. �25

Click here to see answer by stanbon(75887)

Question 883351: A rectangular field has dimesions 50 m by 40 m. A flowerbed is prepared inside the field with a gravel footpath of equal width around it. The cost of preparing the flowerbed and gravel footpath is Rs.30 and Rs. 20 per sqm respectively amounting to Rs. 52000. Find the width of the footpath.
Click here to see answer by mananth(16946)

Question 883525: if the alpha and beta be the zeroes of x2+5x+k where alpha2+beta2=1 find value of k
Click here to see answer by mananth(16946)

Question 883832: Please help! Change each equation to standard form, write the center &radius of the circle. X^2+y^2-6y-16=0
Click here to see answer by stanbon(75887)

Question 883826: What is the factor of 5x^2 - 25x=0?
Is it 5x(x -5)? Am i right?
Click here to see answer by stanbon(75887)

Question 883824: What is the factor of h^2+6h=16?
Click here to see answer by Fombitz(32388)

Question 883823: What is the factor of x^2-81=0?
Click here to see answer by Alan3354(69443)

Question 883849: What is the maximum value of c such that the graph of the parabola (x^2)/3 has at most one point of intersection with the line x+c?
Click here to see answer by Fombitz(32388)

Question 884026: Write the equation of the quadratic function with roots -9 and and -3 and a vertex at (-6, -1).??
Click here to see answer by Fombitz(32388)

Question 884031: solve using the quadratic formula. solve (find all complex-number solutions)
u^2-2u-2=0
Click here to see answer by Fombitz(32388)

Question 884066: x + y = 2 and y = - x 1/4^2 + 3
Explain how to solve algebraically, and Solve the system if possible, thanks.

Click here to see answer by rfer(16322)

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