What is the value of 2x^2+18 when x = -6?

Hi Chris;

2x

^{2}+18x=-6

2(-6)

^{2}+18Our first priority is the exponential.

(-6)

^{2}=(-6)(-6)=36A negative number multiplied by a negative number results in a positive number.

2(36)+18

Our next priority is the coefficient of 2 as it is multiplied by 36...

72+18

Our last priority is the arithmetic...

90

ORDER OF OPERATIONS

Parenthesis---not executed here

Exponential

Multiplication

Division--not executed here

Addition

Subtraction--not executed here

The acronym is PEMDAS...

Please Excuse My Dear
Aunt Sally

## Comments

Thank You.