Need help with Algebra 2 test

ok i have a study guide and cant seem to find the answers or how to do it

can anyone write the steps of these problems

8x to the 3 power +1

*8x^3+1

*(x-2)^3

* 5(2u+3)>2(u-3)+u

i have the answer but dont know how to do them

please help with steps