Please help im really stuck

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

Use the graph of the sine function y=2sinθ shown below

Write the following as a base and exponent