Question

Numerical approximation for integrals

Answer 1

find the area of your triangles, and add them up

Answer 2

area of rectangles ...

Answer 3

my brain and my fingers hate each other ...

Answer 4

So what, I just use, since it said left rectangles, the first 6 x values?

Answer 5

yeah, the first 6 f(x) values are our heights

the difference between each x value is the width of each particular rectangle.

Answer 6

Oh, it's not uniform, gotcha

Answer 7

yeah, when the rectangles are not the same width, its a .... whats the guys name ... ruford? rabini? .... starts with an R

Answer 8

reimann

Answer 9

its a reimann sum

Answer 10

What's it called when it is uniform?

Answer 11

A definite integral?

Answer 12

cauchy sum i thnk

Answer 13

a definite integral is the limit of which ever named sumation, as the width of the largest segment goes to 0

Answer 14

4(2)
8(1)
6(2)
10(1)
10(2)
12(1)

8+8+12+10+20+12

16+24+30

16+54

is what its looking like to me

Answer 15

I did (3-2)(4)

Answer 16

Which gave me 66, and I was wrong, and then I figured out what I did and got 70

Answer 17

:)