Math, asked by piyush9162, 10 months ago

2tan-1 1/5 +tan-1 1/4=tan-1 32/43

piyush9162: plz make it bro. and sis...

Answers

Answered by AISHRAJPUT

2

Solution: 22½° lies in the first quadrant. Therefore, sin 22½° is positive.

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