The Chain Rule

AP Calculus AB· difficulty 2/5

ddx(x2+1)5=\dfrac{d}{dx}(x^2 + 1)^5 =

  • A

    10x(x2+1)410x(x^2 + 1)^4

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  • B

    5x(x2+1)45x(x^2+1)^4

  • C

    5(2x)45(2x)^4

  • D

    5(x2+1)45(x^2 + 1)^4

Explanation

Chain rule: 5(x2+1)42x=10x(x2+1)45(x^2+1)^4 \cdot 2x = 10x(x^2+1)^4.

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