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40 POINTS!

Any help would be greatly appreciated!

40 POINTS! Any help would be greatly appreciated!-example-1
User Ebottard
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1 Answer

4 votes
Look at the picture.

\cos x=\sin x


x=(\pi)/(4)+k\pi;\ k\in\mathbb{Z}



40 POINTS! Any help would be greatly appreciated!-example-1

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