$\displaystyle \[ \int_3^{pi/2} sin(x) \, dx \] $ This question is a non calulater question, And i don't see how i can figure this out without a cal. The answer says it is 1. But i get cos (3)
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It may be a typo. I just tried it and I also got cos 3.
Originally Posted by Dizko $\displaystyle \[ \int_3^{pi/2} sin(x) \, dx \] $ This question is a non calulater question, And i don't see how i can figure this out without a cal. The answer says it is 1. But i get cos (3) The question probably has a typo and is meant to be $\displaystyle \int_0^{\pi/2} \sin(x) \, dx$.