When the interval is divided into equal subintervals for a Riemann sum

MATHEMATICS · Single correct · AP · Calculus AB · Integration and Accumulation of Change · Integration and Accumulation of Change

Problem

When the interval

[-2,4]

is divided into

n

equal subintervals for a Riemann sum, what is the width

\Delta x

of each subinterval? (a)

2n

(b)

\dfrac{n}{6}

(c)

\dfrac{6}{n}

(d)

\dfrac{3}{n}