Math, asked by aatifbeg86, 4 months ago

:
5.
sin 70 + sin 50 - cos 20 = 1

Answers

Answered by rai7589393

0

Answer:

$\sin(90 - 30) + \sin(90 - 40) - \cos(60 - 40)$

$\sin(30) + \sin(90) - \cos(40)$

okkk my lovely friend

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