Apentix/AP Calculus AB/Unit 4: Contextual Applications of Differentiation/Question

AP Calculus ABeasymcq1 pt

A particle's velocity is $v(t)=4t+1$ m/s at time $t$ seconds. What is its acceleration?

A.

4t+1

m/s

^2

B.

2t^2+t

m/s

^2

C.

0

m/s

^2

D.

4

m/s

^2

Explanation

Core Concept

Acceleration is the derivative of velocity, so $a(t)=v'(t)=4$ .

Correct Answer

D $4$ m/s $^2$

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