What is the value of the expression below when z=6?

Z to the 2nd power +3z -3

What is the multiplicative rate of change of the exponential function shown on the graph?

Kathy spent 5/8 of her money on books and another 1/6 of her money on stationeries.what fraction of kathy’s money was left?

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.