3. Prove the following identities: a. b. 16-16cosh²x 2tanhx -4sinh²x-coth²x Bcosh²0 1+cosh20 [12]
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3. Prove the following identities: a. b. 16-16cosh²x 2tanhx -4sinh²x-coth²x Bcosh²0 1+cosh20 [12]
3. Prove the following identities: a. b. 16-16cosh²x 2tanhx -4sinh²x-coth²x Bcosh²0 1+cosh20 [12]
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