Mathematics, 16.10.2020 17:01 speresenko

I need to prove this trig identity.

$csc(x)^{2}tan(x)^{2}-1=tan(x)^{2}$

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I need to prove this trig identity.
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Mathematics, 30.04.2021 15:00

Please help If MML = (11x – 5)', mJK = (4x + 26)° and mZMNL = - (10x – 12), 19. m find mZMNL.

Mathematics, 30.04.2021 15:10

Can someone help me to solve 2/3 I will mark you the helpful answers pls