Solve Quadratics by taking the Square Root

Front

Solve by taking the square root: x² = 49

Back

x = -7, 7

Tags

CCSS.HSA-REI.B.4B

Front

Solve by taking square roots: a² + 9 = 9

Back

a = 0

Tags

CCSS.HSA-REI.B.4B

Front

Solve by taking the square root: x² - 4 = 77

Back

x = -9, 9

Tags

CCSS.HSA-REI.B.4B

Front

Solve for x: -9p² = -576

Back

x = -8, 8

Tags

CCSS.8.EE.A.2

Front

Solve by taking square roots: 5b² - 4 = 41

Back

b = -3, 3

Tags

CCSS.HSA-REI.B.4B

Front

Definition: Quadratic Equation

Back

An equation of the form ax² + bx + c = 0, where a ≠ 0.

Front

Definition: Square Root

Back

A value that, when multiplied by itself, gives the original number.

Tags

CCSS.8.EE.A.2

Front

Principle: Zero Product Property

Back

If ab = 0, then a = 0 or b = 0.

Tags

CCSS.HSA-REI.B.4B

Front

Example: Solve x² = 16

Back

x = -4, 4

Tags

CCSS.8.EE.A.2

Front

Example: Solve x² = 25

Back

x = -5, 5

Tags

CCSS.8.EE.A.2