KCET 2009 Math Solved Paper

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Question : 47 of 61

Marks: +1, -0

If f(x)=‌

g(x)+g(−x)

2

+‌

2

[h(x)+h(−x)]−1

where g and h are differentiable functions, then f′(0)

0
1
‌
1
2
‌
3
2

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