Iterate to 3 iterations

Question

1. Iterate to 3 iterations, letting z = 0 be the seed

z^2 + 1.5

Answer 1

Iteration1:  0² + 1.5 = 0 + 1.5 = 1.5 <== # to use in next iteration

 

Iteration2:  1.5² + 1.5 = 2.25 + 1.5 = 3.75

 

Iteration3:  3.75² + 1.5 = 15.5625