Question

FAN AND MEDAL Choose the correct simplification of the expression -3x2(5x - 4x2 - 6).

Answer 1

-7x4 + 2x3 - 9x2

12x4 - 15x3 + 18x2

12x4 + 15x3 + 18x2

-12x4 + 15x3 - 18x2

Answer 2

b or c i think

Answer 3

When you multiply exponents, you add them.

\(\large\color{blue}{ \bf m^3 \times m^{4}=m^{3+4}=m^{7} }\) you are getting the numbers in terms of absolute values right, but you are getting wrong the negatives and positives.

Answer 4

ahh so its b

Answer 5

?

Answer 6

yes... that's right !

Answer 7

thankyou

Answer 8

Anytime !