Question

Simplify the expression:
(
3
x
−
2
y
4
)
3

Select one answer
A
9
y
12
x
6

B
27
y
12
x
6

C
y
12
27
x
6

D
y
12
9
x
6

Answer 1

Assuming the expression is (3x^2 y^4)^3, apply the power to each factor:

3^3 * x^{2·3} * y^{4·3} = 27 x^6 y^12.

So the correct choice is B.