Question

simplify.
$(3x)^4$
write your answer without parentheses.

Explanation:

Step1: Apply exponent product rule

$(ab)^n = a^n b^n$
So, $(3x)^4 = 3^4 \cdot x^4$

Step2: Calculate $3^4$

$3^4 = 3 \times 3 \times 3 \times 3 = 81$

Answer:

$81x^4$