Explanation not necessary thank you

1. For the function f (x) = x2 - 2, find the following: a. The slope of the tangent line at x = 4 b. The equation of the tangent line at x = 4. 2. If s(t) = t3 - 5t is a measure of feet traveled per second, find a) the instantaneous velocity at t = 2 s 3. If h(x) = 12 - 5x, then which of the following is equal to h' (2)? a) -2 b) 5 c) -10 d) -5 e) 12 4. Which of the following gives the slope of f (x) = * +2 4 , at the point (2,1)? a) -2 b) 1/2 C) 1 d) 1/4 e) 2