Question

sin^2 60 + cos^2 2A = 1 then cot 3A = ​

Answer 1

Answer:

sin²+cos²=1

the values of theta must be same so

2A=60

A=60/2=30

A=30

so cot (3×30)

=cot 90

=1/0

1/0 is not defined

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