First slide

Differentiability

Question

$If f : R \to R is even function which is twice differentiable on R and f^{11} (π) = 1 then$ $f^{11} (- π) is$

Moderate

A

-1
B

0
C

1
D

2

Solution

$Given f : R \to R is an even function f^{1} (x) is an odd function$
$Hence f^{11} (x) is even$
$f^{11} (- π) = f^{11} (π) = 1$

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