Questions on Algebra: Quadratic Equation answered by real tutors!

Tutors Answer Your Questions about Quadratic Equations (FREE)

Question 294235: ∛(-64) compute the following
Click here to see answer by unlockmath(1599)

Question 294259: Use the quadratic formula to solve for x
6x^2-9x+1=0
if more than 1 solution separate with a comma
Click here to see answer by jim_thompson5910(28536)

Question 294299: can you give me the codes to display the value of the quadratic equation answers?
Click here to see answer by stanbon(57290)

Question 294310: Please Find the exact solutions to 3x^2 = 5x - 1 by using the quadratic formula.
Click here to see answer by richwmiller(9135)

Question 294274: √(a-1)−5=1 solve equation and check for extraneous solution
Click here to see answer by dabanfield(803)

Question 294469: 2x^2-3x+1=0
Click here to see answer by checkley77(12569)

Question 294581: Please help me solve this equation:-2x^2-16x-10=20
Click here to see answer by helpnalgebra(91)

Question 294549: x^2+4x+4=7
Click here to see answer by helpnalgebra(91)

Question 294603: Which values of b and c would make x to the 2nd power + bx + c a perfect square trinomial?
a) b = 2, c = 6
b) b = 6, c = 12
c) b = 8, c = 16
d) b = 10, c = 100
Click here to see answer by jim_thompson5910(28536)

Question 294621: x(x+3)= 18
Click here to see answer by Monkibat(7)

Question 294547: x^2-4x-7=0
Click here to see answer by helpnalgebra(91)

Question 294667: how would you use the quadratic formula to answer 49x^2 - 84x + 34 = 0?
Click here to see answer by helpnalgebra(91)

Question 294592: Which of the following statements does NOT apply to the quadratic fuction f(x)= - x to the 2nd power + 7?
a) the vertex is at (0,7).
b) the parabola opens downward.
c) its axis of symmetry is y = 0.
d) there are two x-intercepts.
Click here to see answer by helpnalgebra(91)

Question 294689: the volume of a right circular cone is given by
v=1/3 pie r^2h
The letter r stands for the radius of the circular base of the cone, and h is the height of the cone. Solve for h
Click here to see answer by mananth(12270)

Question 294686: Find the values of x and y that solve the following system of equations
8x+3y=-13
4x-7y=-15
Click here to see answer by mananth(12270)

Question 294676: use the quadratic formula to find the x-intercepts. g(x)=x^2-2x-80.
Click here to see answer by richwmiller(9135)

Question 294665: A manufacturer wants to enlarge an existing manufacturing facility such that the total
floor area is 1.6 times that of the current facility. The floor area of the current facility is
rectangular and measures 550 feet by 350 feet. The manufacturer wants to increase each
dimension by the same amount.
Click here to see answer by richwmiller(9135)

Question 294651: How do you know if a quadratic equation will have one, two, or no solutions?
Click here to see answer by richwmiller(9135)

Question 294687: y=-2x-1
graph the line
Click here to see answer by richwmiller(9135)

Question 294685: 3*(-4)-((-2)^3-3)^2 please evaluate
Click here to see answer by richwmiller(9135)

Question 294772: 9) Solve by using quadratic formula x2 + 2x – 4 = 0

Click here to see answer by jim_thompson5910(28536)

Question 294772: 9) Solve by using quadratic formula x2 + 2x – 4 = 0

Click here to see answer by richwmiller(9135)

Question 294776: 6) Complete the square x2 – 12x
7) Complete the square x2 – 2x = 8
8) Complete the square x2 – 5x = –6

Click here to see answer by jim_thompson5910(28536)

Question 294976: x+9=400 x(x+9)=400 x+9x+400=0
Click here to see answer by helpnalgebra(91)

Question 294786: 5x^2-33z-14 Please factor
Click here to see answer by scott8148(6628)

Question 294789: 49x^2-y^2 Please factor
Click here to see answer by scott8148(6628)

Question 294998: write a quadratic equation whose solutions are: 1/2 and 10/3 I can get that the first is 6x^2+ +10=0 I cannot figure the middle solution?
Click here to see answer by richwmiller(9135)

Question 295051: (x-11) squared =45
Click here to see answer by FireFox(3)

Question 295051: (x-11) squared =45
Click here to see answer by richwmiller(9135)

Question 295049: 2m-5=3
Click here to see answer by rfer(12655)

Question 295103: Please help me solve this function?

y=x^2-2x-8
Click here to see answer by richwmiller(9135)

Question 295099: Please help me solve this function?

y=x^2-2x-8
Click here to see answer by richwmiller(9135)

Question 295134: 5z^2-33z-14 Factor.
Click here to see answer by edjones(7569)

Question 295154: (4z^2+4z-80)/(z^2-11z+28) Simplify
Click here to see answer by mananth(12270)

Question 295153: -6/(x-1)+(2-3x)/x Add and simplify
Click here to see answer by mananth(12270)

Question 295151: (7w-4x)/9w-(6w+10x)/9w Subtract, write your answer in the lowest term
Click here to see answer by mananth(12270)

Question 295273: Missing proceeds. Ruth and Betty sell apples at a farmers
market. Ruth’s apples sell at 2 for $1 while Betty’s slightly
smaller apples sell at 3 for $1. When Betty leaves to pick
up her kids they each have 30 apples and Ruth takes
charge of both businesses. To simplify things, Ruth puts all
60 of the apples together and sells them at 5 for $2. When
Betty returns, all of the apples have been sold, but they
begin arguing over how to divide up the proceeds. What
is the problem? Explain what went wrong.
Click here to see answer by richwmiller(9135)

Question 5195: please help me solve this equation using the quadratic formula

2x*1=2
2=2
Click here to see answer by nia50041(1)

Question 295332: Solve using the quadratic formula.

Could someone please help me with this? I appreciate it.
Click here to see answer by jim_thompson5910(28536)

Question 295363: what do you do if there is no real solution in a quadratic equation?
Click here to see answer by Fombitz(13828)

Question 295510: The sum S of a list of consecutive integers beginning with one can be determined by evaluating the formula S=n/2(n+1), where n is the number of integers in the list. Using this formula, determine the number of consecutive positive integers beginning with one that must be added together so that the sum is 703.
Click here to see answer by alicealc(281)

Question 295535: Why is the term QUADRATIC used for equations of the form ax^2+bx+c=0? What does quadratic mean or refer to?
Click here to see answer by Alan3354(30993)

Question 295538: Please help me with the following problem
Solve the equation
1/2x2 -4x +8 = 0
this is what i did (1/2x-2)(x-4) = 0
then using the repeat factor of 0, i got x=4
Click here to see answer by stanbon(57290)

Question 295599: a machine produces 435 bolts in 40 minutes. At the same rate, how many bolts would be produced in 24 minutes
Click here to see answer by mananth(12270)

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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