AP Calculus ABeasymcq1 pt

If s(t)=t4s(t)=t^4, then s(t)=s'(t)=

A.t3t^3
B.4t44t^4
C.4t34t^3
D.3t43t^4

Explanation

Core Concept

The power rule gives ddt[t4]=4t3\dfrac{d}{dt}[t^4]=4t^{3}. Bring the exponent 44 down as a coefficient and reduce the exponent by one.

Correct Answer

C4t34t^3

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