Could you please help me with the following question:

Square root of x^3=8
would I square both of the sides to undo it or would I cube each side?

the answer is 2root2

2/2

Ms.Thomson's class consists of 12 girls and 13 boys. They all put their names in a hat and the teahcer was going to randomly choose two different students to be assistant teachers for the week. What is the probability that it will be a boy and a girl?