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Physics 9 Online
kekeman:

Math: https://snipboard.io/mcJqxY.jpg The answer choices: https://snipboard.io/SzKLgC.jpg

OLIVER69:

B would be the correct answer because when you simplify the expression it would be cos^2 (x)

kekeman:

Hmmmm yup I think you are right thanks!

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