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??
Completing the Square
Zero Product Property (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?
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.
Solving quadratics by completing the square, solving quadratics by graphing, factoring quadratics, solving quadratics using the quadratic formula or taking 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}
What is the quadratic formula?
-b +-