Evaluate 8 times (2-3) to the 2 power divided by 4

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Diane’s bank is offering 5% interest, compounded monthly. if diane invests $10,500 and wants $20,000 when she withdrawals, how long should she keep her money in for? round to the nearest tenth of a year.