Pa) = 0.20
ab) = 0.25
pa and b) = 0.10
what is pba)?

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 inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.

Prove the following(cot0+cosec0)[tex](cot0 + cosec0) { }^{2} = \frac{1 + cos0}{1 - cos0} [/tex]