Let `f(x)=|x-a|phi(x),` where is `phi` continuous function and `phi(a)!= 0.` Then

Let f(x)=|x-a| phi(x), where is phi continuous function and phi(a)!=0. Then

If f(x) = |x-a| phi (x) , where phi(x) is continuous function, then

Let f be a function satisfying f(x+y)=f(x)+f(y) and f(x)=x^3phi(x) for all x and y when phi (x) is a continuous function then f''(x) is equal to

Let (dy)/(dx) = (y phi'(x)-y^(2))/(phi(x)) , where phi(x) is a function satisfies phi(1) = 1, phi(4) = 1296 . If y(1) = 1 then y(4) is equal to__________

Let (dy)/(dx) = (y phi'(x)-y^(2))/(phi(x)) , where phi(x) is a function satisfies phi(1) = 1, phi(4) = 1296 . If y(1) = 1 then y(4) is equal to__________

"Let "f(x)=phi(x)+Psi(x) where, phi'(x) and Psi'(x) are finite and definite. Then, a. f(x) is continuous at x = a b. f(x) is differentiable at x = a c. f'(x) is continuous at x = a d. f'(x) is differentiable at x = a

If the function f(x) and phi (x) are continuous in [a,b] and differentiable in (a,b) , then the value of 'c' for the pair of functions f(x) = e^(x), phi (x) = e^(-x) is

If f(x)=(x-x_(0)) phi (x) and phi(x) is continuous at x= x_(0) . Then f'(x_(0)) is equal to

If f(x)=(x-x_(0)) phi (x) and phi(x) is continuous at x= x_(0) . Then f'(x_(0)) is equal to