In this exercise, use the region under the graph of

f$($x$)=7$x$2+5,$

above the x$-$axis, and between the vertical lines

x $=0$

and

x $=1.$

$($a$)$

Use a right sum with

n $=5$

to approximate the area of the region.

Incorrect: Your answer is incorrect.

$($b$)$

Use a left sum with

n $=5$

to approximate the area of the region.

Incorrect: Your answer is incorrect.

$($c$)$

Use a middle sum with

n $=5$

to approximate the area of the region.

Incorrect: Your answer is incorrect.

$($d$)$

Use the limit definition of the area to find the exact value of the area.