Which expression is equivalent to -1/2 - (- 3/2) 1/2 - 3/2
-1/2 - 3/2
-1/2 + 3/2
1/2 + 3/2

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.

Which expression is equivalent to 3^3 + 2^2?

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?