Functions and Their Derivatives

What is the slope of the curve y = 2sin(x) at x = π/3

• -√3

• √3

• -1

• 1

Which one is the product rule?

• f(x)g(x)

• f'(x)g(x)-f(x)g'(x)

• f'(x)g(x)+f(x)g'(x)

• f'(x)g'(x)+f'(x)g'(x)

Find an equation of the line tangent to the curve f(x)=(x-2)(x+1) at the point (1,3)

• y=x-2

• y=x+2

• y=6x+1

• y=x

• (0.5, 0.5)

• (0.5, 0.125)

• (1, 0.25)

• (1, 0.5)

• (2, 2)

• 48

• -60

• 60

• 96

• DNE

• 1