Prove the following identities (1-16) :

Answer:

RHS. Hence proved.

Answer:

RHS. Hence proved.

Answer:

RHS. Hence proved.

Answer:

RHS. Hence proved.

Answer:

Answer:

Answer:

Answer:

Answer:

Answer:

Answer:

Answer:

Answer:

Answer:

Answer:

Answer:

RHS

Answer:

.

Answer:

Given:

Answer:

Given

Answer:

RHS. Hence proved.

.

Answer:

Given

Similarly given

Therefore

RHS.

.

Answer:

Given

Also

Therefore

Answer:

Given

Therefore

Answer:

Given:

Answer:

since .

Answer:

Given

Therefore