Factor p^4-81 completely showing all work.

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.

Write an algebraic expression for the word expression the quotient of c and 8

Identify the number 127 as a rational or irrational. explain