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For a certain curve (d ^(2)y)/(dx ^(2))=...

For a certain curve `(d ^(2)y)/(dx ^(2))=6x -4` and curve has local minimum values `5 at x=1,` Let the global maximum and global minimum vlaues, where `0 le x le 2,` are M and m. Then the vlaue of (M-m) equals to :

A

`-2`

B

2

C

12

D

`-12`

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The correct Answer is:
B
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VIKAS GUPTA (BLACK BOOK)-APPLICATION OF DERIVATIVES -EXERCISE (SUBJECTIVE TYPE PROBLEMS)
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