answer this question as soon as possible (discrete math question)
1. let = { ∈ ℤ| = + 4 for some integer }, = { ∈ ℤ| = −2 for some integer b}, and = { ∈ ℤ| = + 16 for some integer }.
prove or disprove the following:
(a) ⊆
(b) ⊆
(c) = a

How do the graphs of y = 1/x and y=5/x+6 compare?

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

Solve the equation using the zero-product property. -3n(7n - 5) = 0 a. 0, -5/7 b. -1/3, -5/7 c. -1/3, 5/7 d. 0, 5/7