Question

Secondary School Mathematics for Class 10
Prove that
sec0+ cosec?0 = tan 0 + cot 0.
[CBSE 2015]
We have
LHS = 1 sec 0 + cosec?0
= (1 + tan²0) + (1 + cot?0) = V tan²0 + cot?0 + 2
V tan²0+ cot20+ 2 tan coto [: tan 0.cot 0 = 1]
= (tan 0+ cot 0)2 = tan 0 + cot 0 = RHS.
..
LHS = RHS.
jiya sis aapke question ka ans​

Answer 1

Answer:

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Answer 2

Answer:

very good evening Mis Lovely sharma