Points$]$

WANEFMAC$713\mathrm{.}3\mathrm{.}001.\frac{0}{3}$ Submissions Used

Calculate the left Riemann sum for the given function over the given interval, using the given value of $n.($When rounding, round your answer to four decimal places. If using the tabular method, values of the function in the table should be accurate to at least five decimal places.$)$ HINT $[$See Example $2.]$

$f(x)=32x-8$ over $[0,2],n=4$

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$2.[-/2$ Points$]$ WANEFMAC$713\mathrm{.}3\mathrm{.}003.0/3$ Submissions Used

Calculate the left Riemann sum for the given function over the given interval using the given value of $n.($When rounding, round your answer to four decimal places. If using the tabular method, values of the function in the table should be accurate to at least five decimal places.$)$

$f(x)=8x^2$ over $[-2,2],n=4$

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$3.[-/2$ Points$]$

WANEFMAC$713\mathrm{.}3\mathrm{.}009.0/3$ Submissions Used

Calculate the left Riemann sum for the given function over the given interval using the given value of $n.($When rounding, round your answer to four decimal places. If using the tabular method, values of the function in the table should be accurate to at least five decimal places.$)$

$f(x)=3e^{-x}$ over $[0,10],n=5$

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