Question

What are the steps to getting this answer

Answer 1

3) x(x³)
Here, add the powers, 1+3 = 4
Now, write it as the resultant power of x.
It would be: x⁴

4) (xy²)⁴
Here, take the whole power(i.e., 4 in this individual case) for all individual components ;
It would be: x⁴y⁸
Just multiply the powers!