Watnematics pspp2019) let f(x) = cos (lt x|) + (x - r) sin |x| and g(x) = * for x e r. if hx) = f( ), then h is not differentiable at x = 0 (a) (b) (c) h'x) = 0

watnematics PSPP2019) Let f(x) = cos (lt x|) + (x - r) sin |x| and g(x) = * for x e R. If hx) = f( ), then h is not differentiable at x = 0 (A) (B) (C) h'x) = 0 has a solution in (-T, ) (D) there exists x,e (-7, T) such that h(x) = X