Question

I need help with the Trapezoidal Rule for Definite Integrals.

x 0 3 6 9 12
-----------------------
f(x) 100 97 90 78 55

the integral is f(x)dx from 0 to 12

*I know that delta(x)=3

Answer 1

@pgpilot326

so would it be....(3/2) [0+2(3)+2(6)+2(9)+12]??

Answer 2

@timo86m

Answer 3

oh sorry it has been so long :(

Answer 4

is this like riemann sums?

Answer 5

yes:)

Answer 6

sorry its been a while and my brain is almost asleep lol

Answer 7

shoottt....its okay thanks for looking at it though!

Answer 8

it also depends on where you want to take the sample point