Question

evaluating the intergal

Answer 1

i tried to evaluate it an i got 3u^6/6 -7u^4/4 +5u^3/3

Answer 2

i than inserted -2 into the u and got 9.33

Answer 3

but apparently its wrong

Answer 4

careful with signs..

Answer 5

0 - (f(2))

Answer 6

try entering -9.33

Answer 7

f(-2*)

Answer 8

yeah i did -9.33 before an it was wrong

Answer 9

ahh okay, +9.33 is correct
http://www.wolframalpha.com/input/?i=%5Cint_%28-2%29%5E0+%283u%5E5-7u%5E3%2B5u%5E2%29

Answer 10

must be a grader problem

Answer 11

wouldn't it be -ve 9.33

Answer 12

why ?

Answer 13

both you and wolfram got +9.33, right ?

Answer 14

try 28/3 maybe

Answer 15

it's is 0 - (-9.333)

Answer 16

these online graders are dumb, just try all possible permutations till it says ok

Answer 17

oh right 0-(-9.33)

Answer 18

thanks guys!