2. Prove the following identities. 1 + tane cos + sine b) sec sin(x − x) cos(x + x) tan (2.x - x) (3 30 *cot 2 sinx-sinh
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2. Prove the following identities. 1 + tane cos + sine b) sec sin(x − x) cos(x + x) tan (2.x - x) (3 30 *cot 2 sinx-sinh
2. Prove the following identities. 1 + tane cos + sine b) sec sin(x − x) cos(x + x) tan (2.x - x) (3 30 *cot 2 sinx-sinh sec JT + Xcsc NIS +x NI 14
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