Questions on Algebra: Quadratic Equation answered by real tutors!

Tutors Answer Your Questions about Quadratic Equations (FREE)

Question 349173: 4/9y^2 + 1 = 0 solve equation
Click here to see answer by Fombitz(13828)

Question 349143: Find the vertex, the line of symmetry, the maximum or minimum value of the quadratic function, and graph the function. f(x)=8-x^2
Click here to see answer by Fombitz(13828)

Question 349210: 1=7/x-4-10/(x-4)^2
Use integers or fractions for any number in the expression. Use a comma to seperate the answers as needed. Type an exact answer, using radicals as needed. Express complex numbers in terms of i.)
Click here to see answer by Fombitz(13828)

Question 348125: given the equation x^2 +kx +2=0 find all possible values of k for one real solution, 2 real solutions, and no real solutions
Click here to see answer by jsmallt9(3296)

Question 349209: 1-2/4t-1=8/(4t-1)^2
It says to type the answer as an integer or simplified fraction
Click here to see answer by jsmallt9(3296)

Question 349477: Solve the following equation using the quadratic formula:
13-6x+x^2=0
Click here to see answer by Alan3354(30993)

Question 349474: Solve the following equation using the quadratic formula:
-x^2-4x-2=2
Click here to see answer by Alan3354(30993)

Question 349557: the members of the student catholic action decided to raise Php 4 000 to help the local charity clinic. The amount to be raised was divided equally among the members. Due to an increase of 20 members, the amount to be raised by each member went down by Php 10. How many members were originally in the club? (show your solution involving quadratic equation)
Click here to see answer by Theo(3464)

Question 349560: The area of a rectangular banner should be 6.75m^2. If the length is to be thrice the width, what are its dimensions? (Show your solution)
Click here to see answer by mananth(12270)

Question 349571: i dont understand how to solve quadratic equations by completing the square root.
im in algebra ags chapter 13
problem: ((( 2s^2+5s=3 )))

Click here to see answer by stanbon(57395)

Question 349482: I need to find the missing numbers. Then simplify
-3 (2 - 9) = ( )2 - ( )9
Click here to see answer by Fombitz(13828)

Question 349580: 1/4(4x-2=-9/2-3/2
Click here to see answer by Fombitz(13828)

Question 349615: -1x2 + 11x + 30 = 0
Click here to see answer by Fombitz(13828)

Question 349709: Find all the real zeros of p? P(x) = x^5-x^4-6x^3 + 14x^2-11x + 3
Click here to see answer by nyc_function(2733)

Question 349820: Find the zeros of Q(x) = 10x – x2 + 5 using the quadratic formula. (Enter your answers from smallest to largest.)
Click here to see answer by Alan3354(30993)

Question 349819: Find the zeros of Q(x) = 10x – x2 + 5 using the quadratic formula. (Enter your answers from smallest to largest.)
Click here to see answer by Alan3354(30993)

Question 349912: 2w 8
w + 3
Click here to see answer by JBarnum(2044)

Question 350118: Solve s^2+4s-12=0 find solution or solutions
Click here to see answer by mananth(12270)

Question 350122: subtract (simplify by collecting like radical terms as needed ) 8√8-3√2
Click here to see answer by mananth(12270)

Question 350124: factor completley t^3-6t^2-27t or determine if not able to be factored.
Click here to see answer by Fombitz(13828)

Question 350123: i started this question however am unsure if it is correct question: √((a+4)²)
since we are looking for the square root of (a+4)^2 i would think that the answer is just a+4 because squaring it would be a^2+4^2 and the square root of that would be a+4

Click here to see answer by Fombitz(13828)

Question 350127: (h^4)/(h^16) divide and simplify I divided the 16th exponent by 4 getting four so would the answer b H^4?
Click here to see answer by Fombitz(13828)

Question 350129: simplify your answer: 18th root of (-8)^18
i believe the answer would be 8 and -8 due to taking the 18th root of -8^18
Click here to see answer by Fombitz(13828)

Question 350138: x+5=√(9x+81) find x
Click here to see answer by Fombitz(13828)

Question 350140: (5z-15)/49÷(z-3)/35z
simplify answer, use integers or fractions
Click here to see answer by Fombitz(13828)

Question 350141: (p^3-2p)/(p^2-81)
Click here to see answer by Fombitz(13828)

Question 350143: 3x^2-5x+8 use x=-3
I tried this question
3(-3)^2-5(-3)+8
3(9)+15+8
27+15+8=50
is 50 the answer?
Click here to see answer by Fombitz(13828)

Question 350047: please solve this because i need it: ((x-1)/(x))^2-(x-1)/(x)-2=0. Thanks!
Click here to see answer by Fombitz(13828)

Question 350159: in a right triangle find the length of the side not given b=2 c=squareroot of 13
Click here to see answer by edjones(7569)

Question 350196: i have been working on this problem for an hour and cannot seem to figure it out. Thank you ∛(y^10 )×∛(y^11 ) multipy and simplify
Click here to see answer by Fombitz(13828)

Question 350163: factor completely 3x^5-12x^4+21x^3
Click here to see answer by CharlesG2(828)

Question 350105: Triangle ABC is isosceles. AB = x and BC = 2x-4
a) find two possible values for x if the perimeter of triangle ABC is 32
b)how many possible values are there for x if the perimeter of triangle ABC is 12
Click here to see answer by Fombitz(13828)

Question 350272: please help me solve the equation
3(4x+2)+5x=30-x
Click here to see answer by edjones(7569)

Question 350272: please help me solve the equation
3(4x+2)+5x=30-x
Click here to see answer by stanbon(57395)

Question 350311: Please show your work in order for me to understand problems, thank you...
1. x^2 + 11x + 24=0 Solve and show work
2. 3x^2 + 8x + 5 Factor and show work
3. (15 (21/(5 (7 Simplify radical notation
Thanks again.
Click here to see answer by edjones(7569)

Question 350353: A 16 by 20-inch mounting board is used to mount a photograph. How wide a uniform border is needed if the photograph occupies 3/5 of the area of the mounting board?
Click here to see answer by solver91311(16897)

Question 350361: complete the square for x2-14x+? to form a perfect square trinomial.
Click here to see answer by jim_thompson5910(28598)

Question 350361: complete the square for x2-14x+? to form a perfect square trinomial.
Click here to see answer by solver91311(16897)

Question 350354: The base of a triangle is 2 feet more than twice its altitude. If the area is 12 square feet, find the dimensions.
Click here to see answer by checkley77(12569)

Question 350394: x^1/8 times y^1/5 times z^1/3
use rational exponents to write as a sing radical expression.
I understand you multiply 8x6x3 which is 120 however where do the letters come into play? would it be 120square root of xyz or would the numbers have to be in the square root as well?
Click here to see answer by jim_thompson5910(28598)

Question 350460: remove factors of 1
(n^2-1)/(n+1)^2
I believe the answer would be n-1,n+1 is this correct or am I overseeing something?
Click here to see answer by mananth(12270)

Question 350452: 18a^2+24ad+8d^2
factor the equation

Click here to see answer by kicker1238(2)

Question 350536: area of a square that's sides are 6.3 cm in length
Click here to see answer by 30041131bnm(1)

Question 350650: What is the equation of a parabola whose's vertex is at at (5,7) and passes though the point (8,-2)
Click here to see answer by Fombitz(13828)

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