Question

Simplify the expression -4x^2(3x − 7).

A.
-12x^3 + 28
B.
-12x^3 + 28x^2
C.
-12x^3 − 28
D.
-12x^3 − 28x^2

Answer 1

Explanation:

Simplify the expression -4x^2(3x − 7).

A. -12x^3 + 28

B. -12x^3 + 28x^2<= your answer

C. -12x^3 − 28

D. -12x^3 − 28x^2

Answer 2

B) -12x³ + 28 x².Step-by-step explanation:

Given : -4x²(3x − 7).

To find : Simplify the expression

Solution : We have given that

-4x²(3x − 7).

Distribute -4x² over 3x − 7.

-4x² (3x) - -4x²( 7).

-12x³ + 28 x².

Therefore, B) -12x³ + 28 x².