Question

I need help with one question of Calculus 1.

Answer 1

what is your question?

Answer 2

My question is this: USe 5 rectangles to estimate the area under the graph of: f(x) = 2x^3+2x-5. from x=2 to x=7

Answer 3

And also tell whether your estimate is an over or an upper estimate, explain why?

Answer 4

oh you are doing reimann sums? let me do some work, give me a second

Answer 5

ok thx

Answer 6

if you can check with me that I got my 5 rectangles: 35, 93, 193, -92, -128 are they right?

Answer 7

hmmmmm im gonna draw up the graph so that we know we have the same thing

That is the graph that i have, roughly at least, is that the same thing that you are working with?

Answer 8

yeah

Answer 9

but can you please check my numbers plzz