Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Let g(x) = ƒ(x) sin x, where ƒ(x) is a twice differentiable fucntion on `(–oo, oo)` such that ƒ'`(–pi)` = 1. The value of g''(–`pi`) equals – - Sarthaks eConnect

Let g(x) = ƒ(x) sin x, where ƒ(x) is a twice differentiable fucntion on `(–oo, oo)` such that ƒ'`(–pi)` = 1. The value of g''(–`pi`) equals :–

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