Find the derivative of the function f(x)=x^3 - 4x - 2
A.
F '(x) = x^2 -4
B.
F '(x) = 3x^2 -4
C.
F '(x) = 3x^2 - 4x
D.
F '(x) = x^4 - 4x^2 + 2x
2.
Find the derivative of the function f(x) = cos(3x)
A.
F '(x) = 3sin(3x)
B.
F '(x) = -3cos(3x)
C.
F '(x) = 3cos(3x)
D.
F '(x) = -3sin(3x)
3.
Find the slope of the line tangent to the graph of f(x) = x^2 -4 at x = 2. Enter the exact whole number.
4.
Find the slope tangent to the graph of f(x) = x*e^(2x) at x = 1. Enter a decimal rounded two decimal places.
5.
A rock dropped from a high bridge has height h feet after t seconds given by the model:h(t) = 800 - 16 t^2Find the velocity of the rock in feet per second after 4.5 seconds. Enter your exact answer, but don't include units.