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If f(x) is continuous and differentiable...

If f(x) is continuous and differentiable in `x in [-7,0] and f(x) le 2 AA x in [-7,0]`, also f(-7)=-3 then range of f(-1)+f(0)

A

`(-oo,11)`

B

`[-6,20]`

C

`(-oo, 20]`

D

`[-3,11]`

Text Solution

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The correct Answer is:
C
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