Math, asked by naveen5716, 9 months ago

IF tan (20-3α)=cot(5α -20) Find α

Answers

Answered by atulsingh12

0

Step-by-step explanation:

cot(90-20+3a) = cot (5a-20)

cot(70+3a) = cot(5a-20)

on comparing

70+3a = 5a-20

70+20 = 5a -3a

90 = 2a

a=45

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