Solve by Factoring and Square root

Front

Define 'Factoring' in mathematics.

Back

Factoring is the process of breaking down an expression into a product of simpler expressions, called factors.

Front

What is the square root of a number?

Back

The square root of a number 'x' is a value 'y' such that y² = x.

Tags

CCSS.8.EE.A.2

Front

Solve by taking the square root: 4x² = 100

Back

±5

Tags

CCSS.HSA-REI.B.4B

Front

Solve: x² - 4 = 77

Back

±9

Tags

CCSS.8.EE.A.2

Front

Solve using square roots: (h - 2)² = 9

Back

h = 5, -1

Tags

CCSS.HSA-REI.B.4B

Front

Solve by square roots: -x² = -64

Back

{8, -8}

Tags

CCSS.HSA-REI.B.4B

Front

What does it mean if an equation has 'No Real Solutions'?

Back

It means that there are no values of the variable that satisfy the equation.

Tags

CCSS.HSA-REI.B.4B

CCSS.HSN.CN.C.7

Front

Solve using square roots: x² = 9

Back

±3

Tags

CCSS.8.EE.A.2

Front

What is the principle of taking square roots in equations?

Back

When solving an equation, taking the square root of both sides can yield two solutions: the positive and negative roots.

Tags

CCSS.HSA-REI.B.4B

Front

Define 'Quadratic Equation'.

Back

A quadratic equation is a polynomial equation of the form ax² + bx + c = 0, where a ≠ 0.