prove that tan 13°= COT 77°
Explanation
Anonymous:
O_o
Answers
Answered by
5
tan(90-A)=cot A where A is any angle
LHS= tan 13=tan(90-77)=cot77 =RHS
Hence proved
Answered by
10
Let take L. H. S
we know that,
Now,
L. H. S = R. H. S
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