Questions on Algebra: Quadratic Equation answered by real tutors!

Tutors Answer Your Questions about Quadratic Equations (FREE)

Question 131171: Please help me solve this equation:
(x^2)+(sqrt22)(x)=0
Thank you!
Click here to see answer by edjones(7569)

Question 131224: 6X squared + 7X = 3

Click here to see answer by jim_thompson5910(28598)

Question 131261: The problem states to solve.
4/(m^2-7) = 1
I came up with m = + or - sqrt of 11.
Not sure if I'm on the right track or not. Any help would be greatly appreciated. Thanks!
Click here to see answer by edjones(7569)

Question 131276: Hi! I really need help with this question. I have no idea how to answer it. Please help. It says to: Use the quadratic forumula to solve the following. Leave irrational roots in the simplest form.
3x^2-4x-5=0
Thank You=)

Click here to see answer by Earlsdon(6287)

Question 131319:
If x=3 and x=-5, then form a quadeatic equation. Can somebody help me?
Click here to see answer by checkley71(8403)

Question 131319:
If x=3 and x=-5, then form a quadeatic equation. Can somebody help me?
Click here to see answer by 067isa(13)

Question 131277:
Please help me. It says to: use the quadratic forumla to solve the following. Leave irrational roots in the simplest form. THe problem is: 2x^2-3x+1=0
I have no idea how to solve it. Please help=)
Thank You=)
Click here to see answer by checkley71(8403)

Question 131416: How do I solve and work this quadratic equation? X^2+6x+9=0?
Click here to see answer by Earlsdon(6287)

Question 131409: How do I solve and show the work for x^2+x-12=0?

Click here to see answer by TakeATuition.com(57)

Question 131434: i have a problem about my math homework.
my problem says: THE SUM OF THE LENGTHS OF THE TWO LEGS OF A RIGHT ANGLE TRIANGLE IS 14. FIND THE LENGTH OF THE SHORTEST HYPOTENUSE.
please solve my problem but using quadratic equations, i just cant figure out how to set up the whole thing. thank you very much!
Click here to see answer by edjones(7569)

Question 131470: Please help me! I tried answering this, I can't seem to grasp it. It asks: In the equation ax^2+bx+c=0, the value of b^2-4ac is called the discriminant of the quadratic equation. What does this value tell you about the real roots of the equation?
Please help me THank you=)
Click here to see answer by stanbon(57387)

Question 131581: how do you factor 4x^2-13x-12?
Click here to see answer by stanbon(57387)

Question 131581: how do you factor 4x^2-13x-12?
Click here to see answer by TakeATuition.com(57)

Question 131605: How do I solve.
Thank You
Solve for x
4x(x-2)-5x(x-1)=2
Click here to see answer by TakeATuition.com(57)

Question 131615: my book says to "write the equation of the axis of symmetry, and find the coordinates of the vertex of the graph of each function. identify the vertex as a maaximum or minimum. then graph the function" then it says
y=4x^2
Click here to see answer by stanbon(57387)

Question 131620: If f(x)=x+4 and g(x)=2x^2-x-1, find the composition (fog)(2) please I could use some help.
thank you
Click here to see answer by stanbon(57387)

Question 131616: y=x^2+2
Click here to see answer by jim_thompson5910(28598)

Question 131613: What is the equation of the axis of symmetry of the graph of
y=-3x^2+2x-5
Click here to see answer by jim_thompson5910(28598)

Question 131611: how do you use a table of values to graph
y=x^2-2x-8
Click here to see answer by jim_thompson5910(28598)

Question 131607: How do I solve.
Thank You
evaluate x=6
3x^2-4x+1
Click here to see answer by checkley71(8403)

Question 131592: Any help is appreciated.
Thank You
Factor Completely
16b^2-9=
Click here to see answer by checkley71(8403)

Question 131599: Any help is appreciated.
Thank You
Factor the trinomial
t^3-2t^2-63t
Click here to see answer by josmiceli(9697)

Question 131606: How do I solve.
Thank You
sqrt(a+5)^2=
Click here to see answer by josmiceli(9697)

Question 131606: How do I solve.
Thank You
sqrt(a+5)^2=
Click here to see answer by rapaljer(4667)

Question 131656: Please help me solve for x. I keep getting stuck.
f(x)= x^4+x^2-12.
Click here to see answer by edjones(7569)

Question 131595: Any help is appreciated.
Thank You
8sqrt32-7sqrt2=
Click here to see answer by edjones(7569)

Question 131657: Please help me solve for x. I'm having trouble with the radical.
f(x)= 3x+3 sq rt x-6
Click here to see answer by TakeATuition.com(57)

Question 131604: How do I solve?
Thanks for your help.
sqrt 12a^2b=

Click here to see answer by edjones(7569)

Question 131604: How do I solve?
Thanks for your help.
sqrt 12a^2b=

Click here to see answer by rapaljer(4667)

Question 131591: Any help is appreciated.
Thank You
Rational Exponents to simplify
3 sqrt x^12
Click here to see answer by edjones(7569)

Question 131591: Any help is appreciated.
Thank You
Rational Exponents to simplify
3 sqrt x^12
Click here to see answer by rapaljer(4667)

Question 131695: find an equation of the line having the specified slope and containing the indicated point. Write answer in slope intercept form.
m=3; (0, -3)
Click here to see answer by rapaljer(4667)

Question 131672: x^2+12x-7
Click here to see answer by checkley71(8403)

Question 131608: it says to use a table of values to graph the function
y=x^2-3
Click here to see answer by elima(1433)

Question 131724: If each pupil in a class sends a New Year card to every classmate , the total number of cards sent out will be 870 . Find number of pupils in the class ? Pls Help
Click here to see answer by checkley71(8403)

Question 131710:
Please help me solve.
2x^2-4x+16=0
Click here to see answer by checkley71(8403)

Question 131739: Could you please explain to me how to find the vertex of the parabola given by: y= -2x^2 -3x + 8 ?
Click here to see answer by josmiceli(9697)

Question 131738: Could you explain to me how to construct the equation of a parabola that has x-axis intercepts at (-2,0) and (4,0) ?
Click here to see answer by solver91311(16897)

Question 131738: Could you explain to me how to construct the equation of a parabola that has x-axis intercepts at (-2,0) and (4,0) ?
Click here to see answer by stanbon(57387)

Question 131757: Please help me solve.
Thanks
Greatest common factor
-18a^3,3a^4
Click here to see answer by rapaljer(4667)

Question 131755: Please help me solve.
Thank You
3 sqrt 512x^8/y^3
Click here to see answer by rapaljer(4667)

Question 131760: totally lost
quadratic equation
ax^2+bx+c=0
solution 8, only solution
The equation is _____=0

Click here to see answer by Earlsdon(6287)

Question 131774: Determine the nature of the solutions of the equation.
x^2 + 3 = 0
Does it have:
2 imaginary solutions
2 real solutions
1 real solutions
I do not know how to determine this.
Click here to see answer by solver91311(16897)

Question 131784: Find and label the vertex and the line of symmetry. Graph the function.
f(x) = 3(x-3)^2
The vertex is:
The line of symmetry is:

Click here to see answer by stanbon(57387)

Question 131783: Find and label the vertex and the line of symmetry. Graph the function.
f(x) = 1/4x^2
I tried using the solver and nothing computed, but this is the whole problem. I'm stuck.
Click here to see answer by solver91311(16897)

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