Which of the following best describes the expression 12(x + 3)?

the product of a constant factor 12 and a 2-term factor x + 3
the sum of a constant factor 12 and a 2-term factor x + 3
the sum of constant factors 12 and x + 3
the product of constant factors 12 and x + 3

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

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.

C. using a standard deck of 52 cards, the probability of selecting a 4 of diamonds or a 4 of hearts is an example of a mutually exclusive event. true of false