Which one of the following expressions represents a quantity that is strictly a…

MATHEMATICS · Single correct · A Level · Mathematics · Integration · Integration

Problem

Which one of the following expressions represents a quantity that is strictly a number (does not depend on

x

)? (a)

\int_{0}^{x} 2x\,dx

(b)

\int 2\,dx

(c)

\int_{1}^{3} 2x\,dx

(d)

\int_{x}^{3} \cos t\,dt