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Differentiate polynomials term by term

12th grade (Year 13 in England) · 16 questions · Common Core: HSF.IF.B.6 · England: A-level Pure Mathematics

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  1. Question 1

    Find dy/dx when y = −4x³ − 8x² − 5x + 3.

    Answer

  2. Question 2

    Differentiate f(x) = −3x⁴ + 6x² − x + 17.

    Answer

  3. Question 3

    Differentiate y = 3x³/3 + 6x²/2 − 3x.

    Answer

  4. Question 4

    Find dy/dx when y = 2x³ + x² − 4x.

    Answer

  5. Question 5

    Differentiate f(x) = x⁴ + 5x² − x − 19.

    Answer

  6. Question 6

    Differentiate y = x³/3 + 8x²/2 + 8x.

    Answer

  7. Question 7

    Find dy/dx when y = −2x³ + 8x² − 6x + 7.

    Answer

  8. Question 8

    Differentiate f(x) = x⁴ + 9x² + 4x + 6.

    Answer

  9. Question 9

    Differentiate y = x³/3 + 4x²/2 + 4x.

    Answer

  10. Question 10

    Find dy/dx when y = 5x³ − 5x² − 3x − 6.

    Answer

  11. Question 11

    Differentiate f(x) = 4x⁴ + 6x² + 5x + 12.

    Answer

  12. Question 12

    Differentiate y = 3x³/3 + 6x²/2 − 2x.

    Answer

  13. Question 13

    Find dy/dx when y = 3x³ + 8x² + x + 2.

    Answer

  14. Question 14

    Differentiate f(x) = 2x⁴ − 7x² − x − 7.

    Answer

  15. Question 15

    Differentiate y = 3x³/3 + 2x²/2 + 2x.

    Answer

  16. Question 16

    Find dy/dx when y = 2x³ + 8x² − 9x − 6.

    Answer

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Answer key: Differentiate polynomials term by term

  1. 1. -12x^2-16x-5

  2. 2. -12x^3+12x-1

  3. 3. 3x^2+6x-3

  4. 4. 6x^2+2x-4

  5. 5. 4x^3+10x-1

  6. 6. x^2+8x+8

  7. 7. -6x^2+16x-6

  8. 8. 4x^3+18x+4

  9. 9. x^2+4x+4

  10. 10. 15x^2-10x-3

  11. 11. 16x^3+12x+5

  12. 12. 3x^2+6x-2

  13. 13. 9x^2+16x+1

  14. 14. 8x^3-14x-1

  15. 15. 3x^2+2x+2

  16. 16. 6x^2+16x-9