Factoring
x2 - 1 = 0
{-1, 1}
Solve the following quadratic equation by factoring:
x2 - 4 = 0
{-2, 2}
Solve the following quadratic equation x2 = 16
{-4, 4}
What is the quadratic formula?
x = -b +- sqrt(b2 - 4ac) /(2a)
What is one way to find x intercepts on a graph??
Factoring
Quadratic Formula
Graphing
Solve the following quadratic equation by factoring.
x2 - 6x + 5 = 0
{1, 5}
Solve the following quadratic equation by factoring:
9x2 - 81x = 0
{0, 9}
Solve the following quadratic equation : x2 = -16
{No solution}
Solve the following quadratic equation by using the quadratic formula: x2 + 6x + 5 = 0
x = -1, x = -5
What is the discriminant (the stuff under the square root in the quadratic formula)?
b2-4ac
Solve the following quadratic equation by factoring.
n2 - 7n + 6=0
{6, 1}
Solve the following quadratic equation by factoring:
(k - 3)(5k + 1) = 0
{3, -1/5}
Solve the following quadratic equation by completing the square: x2 - 2 = 23
{-5, 5}
Solve the following quadratic equation by using the quadratic formula. Round your answer to the nearest hundredth: x2 - 9x + 6 = 0
{0.72, 8.27}
Name three ways to solve a quadratic equation.
Graphing
Factoring
Quadratic Formula
Square roots
Solve the following quadratic equation by factoring.
b2 - 8b = 20
{10, -2}
Solve the following quadratic equation by factoring:
5n2 + 41n - 12 = -4 + 2n
{1/5, -8}
Solve the following quadratic equation. Round your answers to the nearest hundredth: x2 - 5 = 0
{-2.24, 2.24}
Solve the following quadratic equation by using the quadratic formula: 2x2 + 9x + 4 = 0
{-1/2, -4}
What is the standard form of a quadratic equation?
ax2 + bx + c = 0
Solve the following quadratic equation by factoring.
9x2 + 5x - 24= 8x2 + -5x
{-12, 2}
Solve the following quadratic equation by factoring:
-2m2 - 60m +72 = -8m2 - 3m
{3/2, 8}
Solve the following quadratic equation:
2x2 -5 = 13
x = 3, x = -3
Solve the following quadratic equation by using the quadratic formula (nearest tenth):
4x2 - 17x =-12
{0.9, 3.4}
Write the quadratic formula equation?
Don't forget x =