How do I solve radical expression and equations using the TI89?

1. square of 12
2. cube root of 48 a raise to 5 y raise to 6
3. square root of 128 y raise to 5
4. 6th root of 9 y raise to 2
5. cube root of 24 y raise to 5
6. 10th root of 32 x raise to 5
7. 15th root of 64 x raise to 9
8. 4th root of 10000
9. cube root of 192 p raise to 5
10. cube root of 256 y raise to 12

JST WANNA KNOW WHAT CAN I SEE THA THIS IS EXPRESSION IN THE SENTENCE

Try going to your home screen, press F2 Enter, type your equation, press comma, type the variable you want to solve for and close the bracket