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# The Definite Integral: Average Value of a Trig Function

APCALC-FXGW78

What is the average value of $y=\cfrac { \sin { x } }{ { x }^{ 2 }+2x+2 }$ on the closed interval $\left[ -1,1 \right]$?

A

$0$

B

$-0.137$

C

$-0.274$

D

$-0.337$