Question

Doing polynomials in class...anyone? −(4x)2

Answer 1

-93.61702127

Answer 2

-(4x)^2 = -16x^2

Answer 3

\(-(4x)^2\)

The exponent of 2 applies only to the product inside the parentheses.
To raise a product to an exponent, raise each factor of the product to the exponent.

\(-(4x)^2 =\)

\(= -(4^2 \cdot x^2)\)

\(=-(16x^2)\)

\(=-16x^2\)

Do you understand the steps?