Factoring
Solve the following quadratic equation by using square roots: x2 = 4
x = 2 x = -2
What is the standard form of a quadratic equation?
ax^2 + bx + c
If the discriminant of a quadratic is negative, how many REAL solutions does it have?
0 ( two imaginary )
Solve the following quadratic equation by factoring. x2 + 3x + 2 = 0
x = -2 x = -1
Solve the following quadratic equation by using square roots: x^2 = 121
+11 or -11
Write the following quadratic equation in vertex form: x2 - 6x = -5
Simplify the following root
sqrt 80
4 root 5
Solve the following quadratic equation by factoring. 36x2 -49= 0
x = 7/6 x = -7/6
Solve the following quadratic equation by using square roots: 4x^2 = 400
x = 10 x = -10
A quadratic has a zero at (1/2) and a prime linear factor of (x-2)
(x-2)(2x-1)
2x2-5x+2
Solve the following quadratic
7x2-2x=-12
(1+sqrt83)/7
(1-sqrt83)/7
Solve the following quadratic.
(3x+2)2=48
(-2+4 root 3) / 3
(-2-4 root 3) / 3
Solve the following quadratic equation by factoring. x2 - 6x - 27 = 0
x = 9 x = -3
Solve the following quadratic equation by using square roots: 4x2 -9 = -8
1/2 or -1/2
Factor the following quadratic
15x2-27x-6
3(5x+1)(x-2)
Solve the following quadratic equation
x2=-x-1
(-1+i root 3)/2
(-1-i root 3)/2
Simplify the following root
sqrt -108x2
6xi root 3
Solve the following quadratic equation by factoring. 2x2 - 5x = 3
x = -1/2 x = 3
Solve the following quadratic equation by using square roots: -5x2 + 3 = 248
x = 7i x = -7i
The area of a rectangular garden can be modeled by the expression x2-15x+44. The perimeter is 70 meters. Determine the length and width in terms of x of the garden (Hint: if you haven't factored, you're wrong)
-11x2-4x+12=0
(-2-2 root 34)/11
(-2+2 root 34)/11
Factor the following quadratic expression
x2+16
not factorable