Answer:
3x³ + 12x
Step-by-step explanation:
Given
3x(x² + 4) ← multiply each term in the parenthesis by 3x
= 3x³ + 12x
Answer:
the answer is C
Step-by-step explanation:
The answer is 7i because if you add 4+3i together as an absolute value, it equals to 7 plus the i is 7i
-x>-7 is the answer the line
_
