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27.03.2020 • 
Mathematics

I’ve done a but I don’t understand b.

I’ve got this so far:
2/cos x^2 = (1/1-sin x) + (1/1+sin x)

I don’t understand what to do next


I’ve done a but I don’t understand b. I’ve got this so far: 2/cos x^2 = (1/1-sin x) + (1/1+sin x) I

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