What is the range of the function y = 4x - 7 when the domain is {-2, -1, 3}?

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

If f(x) = 4x – 3 and g(x) = 8x + 2, find each function value a. f[g(3)] b. g[f(5)] c. g{f[g(-4)]}

The length of a shadow of the building is 36m. the length of the pole, which is perpendicular to the ground, is 1.9m. the length of the pole's shadow is 1.52m. what is the height of the building?