Differentiate monomials

What this lesson shows

5 x cubed. A coefficient in front now. Does the power rule still work… and what happens to the 5?

Try it yourself

Real questions from this lesson's worksheets — answers below each one.

1. d/dx 8x⁵
   Show answer

   40x⁴
2. Which function has derivative 15x²?
   Show answer

   5x³
3. True or false: d/dx x³ = 3x³
   Show answer

   False
4. Sam says d/dx 6x³ = 6x². What did Sam forget?
   Show answer

   To multiply by the exponent