MEDIUM
JEE Main
IMPORTANT
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For the function y=fx=x2+bx+cex, which of the following holds true?

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Important Questions on Differentiation

HARD
JEE Main
IMPORTANT
Prove that the derivative of an even function is an odd function and that of an odd function is an even function.
HARD
JEE Main
IMPORTANT
If x=sinθ, y=cosρθ, then prove that (1-x2)y2-xy1+ρ2y=0, where y2=d2ydx2 and y1=dydx.
HARD
JEE Main
IMPORTANT
If y is a twice differentiable function of x, then transform the expression 1-x2d2ydx2-xdydx+y by means of the transformation x=sint in terms of the independent variable t.