Question

The table below gives selected values for the function f(x). With 5 rectangles, using the left side of each rectangle to evaluate the height of each rectangle, estimate the value of the integral 1 to 2 f(x)dx.

Answer 1

[0.2] [ 0.500 + 0.833 + 0.714 + 0.625 + 0.556 ] i got 0.6456

Answer 2

How did you get 0.5 for the first number? shouldn't it be 1 ?

Answer 3

for the right hand dont u replace 1 = f(1) with 0.500 = f(2)?

Answer 4

yes, but don't they want the left side ?

Answer 5

ohh

Answer 6

so is it 0.7456?

Answer 7

yes, that is what I got.

Answer 8

ok thank you!!