Questions on Algebra: Quadratic Equation answered by real tutors!

Tutors Answer Your Questions about Quadratic Equations (FREE)

Question 317467: What is the answer to this equation 7a-2<4a+13
Click here to see answer by Earlsdon(6287)

Question 317549: Quadratic equation: Solve for a, assume all variables represent non negative numbers:
a^2+1^2=g^2
Could you please show the steps of how to solve this equation.
Click here to see answer by Fombitz(13828)

Question 317553: Can I have help finding the vortex, line of symmetry, maximum/minimum and if the graph opens up or down for the quadratic equation:
f(x)= 3x^2-6x+6
Click here to see answer by Fombitz(13828)

Question 317554: How do you find an equation with the solutions -9 and -7? Also, could you show me the solution and possibly another example of this type of quadratic equation.
Click here to see answer by Fombitz(13828)

Question 317636: finding the roots of a quadratic equation with leading coefficent greater than one.
4t+20t=-25
i know that you must first make the equation equal 0. therefore it would b....
4t+20t+25=0
can u please show me in detail what to do next
Click here to see answer by mananth(12270)

Question 317822: Solve for X:
25x^2-80x=-64
Click here to see answer by jim_thompson5910(28510)

Question 317910: I do not understand how to figure out the exponent. L=2.43*66^0.3326
Click here to see answer by stanbon(57261)

Question 317967: Use the quadraticformula to solve the following. Leave irrational roots in the simplest radical form. 3x^2-4x-5=0
PLEASE HELP!! Thank you for your time =)
Click here to see answer by stanbon(57261)

Question 317956: The width or a rectangle is 2 feet less than the length. The area is 3 feet squared. Find the length and the width.
Click here to see answer by checkley77(12569)

Question 317952: For the quadratic equation y^2-6y+9=1 find the exact and approximate solutions to three decimal places.
Click here to see answer by checkley77(12569)

Question 318002: 4x^3+x^2-36x-9=0
Click here to see answer by Earlsdon(6287)

Question 318067: 6x^2+x-2=0 sovle this equation using quadratic formula
Click here to see answer by jim_thompson5910(28510)

Question 318037: I need your help with this: Use the square root property to solve the equation.
x square= -36
Thanks
Click here to see answer by jim_thompson5910(28510)

Question 318218: Use the discriminant and select whether the roots of 4x2- 3x + 3 = 0 are real or imaginary
Click here to see answer by Fombitz(13828)

Question 318386: Please help me with this question.
Evaluate the discriminant and predict the type and number of solutions.
s^2 - 5s-8=0
Click here to see answer by jim_thompson5910(28510)

Question 318391: Solve the quadratic equation: a^2-3a-28=0
Click here to see answer by solver91311(16872)

Question 318391: Solve the quadratic equation: a^2-3a-28=0
Click here to see answer by jim_thompson5910(28510)

Question 318392: Find the greatest common factor of -18a^3 and 3a^5
Click here to see answer by solver91311(16872)

Question 318434: 3x^2=2(x+1)
Click here to see answer by jim_thompson5910(28510)

Question 318422: Find the equation of a parabola that passes through the points (-2,3), (-1,1) and (1,9).
Click here to see answer by Fombitz(13828)

Question 318520: Mathematicians have been searching for a formula that yields prime numbers. One such formula was x^2 - x + 41. substitute them in the formula, and see if prime numbers occur. Try to find a number for x that when substituted in the formula yields a composite number
Click here to see answer by Fombitz(13828)

Question 318481: One burrito and two cheeseburgers have 3060 calories. Two burritos and one cheeseburger have 2760 calories. Find the calorie content of each item:

One beef burrito contains____ calories

One cheeseburger contains_____calories

Click here to see answer by Fombitz(13828)

Question 318532: Will somebody please help me solve this equation?
64u^6-64u^5-20u^4
Click here to see answer by Fombitz(13828)

Question 318624: Multiply: (b+1/5)(b+1/5)
Click here to see answer by jim_thompson5910(28510)

Question 318628: State the value of the discriminant: 10x^2+5x-5=0
Click here to see answer by jim_thompson5910(28510)

Question 318627: Find the x-intercepts: y=x^2+4x-5
Click here to see answer by Fombitz(13828)

Question 318690: Please help me find the quotient: -27x^n+2
---------
9x^n
Click here to see answer by stanbon(57261)

Question 318686: Please help me solve this equation by finding the quotient: (2x²+x+5)/(x+2)
Click here to see answer by Fombitz(13828)

Question 318797: Find the vertex, line of symmetry, maximum/minimum and if the graph opens up or down of: f(x)=1/4(x+1)^2+9
Click here to see answer by Fombitz(13828)

Question 317953: for the quadraic equation x^2-5x+5=0 give the exact and approximate solution to three decimal places.
Click here to see answer by JBarnum(2044)

Question 318665: word problem from chapter on quadratic equations: Pipe A can fill a tank in 4 hrs. If pipe B works alone, it takes 3 hrs longer to fill the tank than if both pipes work together. How long will it take for pipe B to fill the tank if it works alone?
Click here to see answer by ankor@dixie-net.com(15639)

Question 318965: Solve the quadratic equation
x² + 8x = 10x + 3

Click here to see answer by Fombitz(13828)

Question 319041: During the 1st part of a trip a man travels 100miles at a certain rate. On the 2nd part of the trip the man travels 14 miles at 5mph slower. What is the rate of speed during both parts of the trip. Whole trip takes 5hrs.
Click here to see answer by Fombitz(13828)

Question 319137: f(x)=(x-4)^2-4
Click here to see answer by nyc_function(2733)

Question 319174: Solve the equation.
8x2 + 22x - 6 = 0
x = _____ (smaller value)
x = _____ (larger value)
I can't solve this, someone help.
Click here to see answer by jim_thompson5910(28510)

Question 319077: During The 1st part of a trip a man travels 69 miles at a certain rate. On the 2nd part of the trip the man travels 23 miles at 5mph slower. What is the rate of speed during both parts of the trip. The whole trip takes 3 hours. (ROUND TO THE NEAREST HUNDREDTH).
Click here to see answer by solver91311(16872)

Question 319209: X^2-16x+a Completing the square find the value of a
Perfect square
Click here to see answer by jim_thompson5910(28510)

Question 319191: if you drop an object from 1936 feet, how long until it hits the ground?
Click here to see answer by ankor@dixie-net.com(15639)

Question 319278: Will someone please help me solve these problems.
1) Find the greatest common factor of the two expression: Simplify
20uy^8z^6 and 28u^7y^4
2) Find the least common multiple of the two expressions: Simplify
3t^6x^8y^5 and 12x^3y^6
3) Factor Completely: 27z^3+125
4) Factor: 9t+wt+9y+yw
5) Factor: -8t+xt-24x+3x^2

Click here to see answer by stanbon(57261)

Question 319321: Solve for x and use radicals as needed:
x^2 + 18x + 4 = 0
Thank you!!

Click here to see answer by stanbon(57261)

Question 319331: how do I solve this problem for value(s) of k?
x^2-8x+k=0
Click here to see answer by stanbon(57261)

Question 319338: how can you determine the nature of roots of this following equation: the square root of 3x suared minus 4 suare roots of 3 equals 0?
Click here to see answer by ankor@dixie-net.com(15639)

Question 319356: Write a quadratic equation in the variable x having the given number as solution.
Type the equation is standard form, ax^2 + bx + c = 0.

Question: Solution is 3 so what is the equation?
Click here to see answer by stanbon(57261)

Question 319367: Use a comma to separate answers as needed, unless it is not a real number
Solve: The square root of 5x + 29 = x + 3
Thanks so much!!
Click here to see answer by nyc_function(2733)

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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, 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