Derivative of Sine and Cosine Practice

What is the derivative of cos(x)?

• sin(x)
• -sin(x)
• cos(x)
• -cos(x)

What is the derivative of -cos(x)?

• sin(x)
• -sin(x)
• cos(x)
• -cos(x)

What is the derivative of -sin(x)?

• -sin(x)
• -cos(x)
• cos(x)
• sin(x)

What is the derivative of -sin2x

• -cos2x
• -2cos2x
• cos2x
• 2cos2x

Find dy/dx if y = cos⁵x

• 5cos⁴x
• -5sin⁴x
• 5cos⁴xsinx
• -5cos⁴xsinx

What is the derivative of sin(x)?

• -sin(x)
• -cos(x)
• cos(x)
• sin(x)

Find the derivative:
f(x) = sin(5x)

• -5cos(5x)
• cos(5x)
• 5cos(x)
• 5cos(5x)

Find the derivative:
f(x) = -2cosx

• -2sinx
• -cos²x
• 2sinx
• 2cosxsinx

Find f'(x) if f(x)=sin2x*cos2x

• 2cos²2x - 2sin²2x
• 2cos²2x + 2sin²2x
• cos²2x - sin²2x
• cos²2x + sin²2x

Find f '(x) if f(x) = x⁴sinx

• 4x³cosx
• x⁴cosx
• x⁴cosx + 4x³sinx
• -x⁴cosx + 4x³sinx