Please help with the questions below

Differentiate the given function and simplify your answer. 3) f (x) = (8x - 5)4 3) A) f'(x) =-20(8x - 5)3 B) f'(x) = 4(8x - 5)3 c) f' ( x) = 32(8x - 5)3 D) f' ( x) = 24(8x - 5)3 Find the second derivative of the given function. 4) f (x) = (3x - 8)6 4) A) 324(3x - 8)4 B) 30(3x - 8)4 C) 270(3x - 8)4 D) 18(3x - 8)5 Solve the problem. 5) Find h'(1) if h(x) = 15x + 1 15/2 g(x) , where g(1) = g'(1) = 1. 5) A) 448 B) 2400 C) 480 D) 2240 6) Find h'(0) if h(x) = 13x2 + g(x), where g(0) = 9 and g'(0) = -3. 6) A) 0 2 C ) D) - 1 7) After t months, the production output at a certain factory is N(t) thousand units, where 7 ) N ( 1 ) = V12 + 3t + 15 At what rate is the production level changing after 2 months? A) 140 units per month B) 7 units per month C) 700 units per month D) 100 units per month