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"I : If f(x) = cosh x + sinh x then "f(x...

`"I : If f(x) = cosh x + sinh x then "f(x_1 + x_2 "+...+" x_a)= f(x_1)*f(x_2)*** f(x_n)`
`"II : If f(x) = cosh x + sinh x then "f(x_1) + f(x_2) "+...+"f(x_n) = f(x_1)* f(x_2) ***f(x_n)`

A

only I is true

B

only II is true

C

both I and II are true

D

neither I nor II true

Text Solution

Verified by Experts

The correct Answer is:
A
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