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{{:(-x^(2)+4x+a","xle3,),(ax+b","3ltxlt4...

`{{:(-x^(2)+4x+a","xle3,),(ax+b","3ltxlt4,),(-(b)/(4)x+6","xge4,):}`
If x=3 is a point of minima and x=4 is a point of mxima then which of the following is true?

A

`alt0,bgt0`

B

`agt0,blt0`

C

`agt0,bgt0`

D

`alt0,blt0`

Text Solution

Verified by Experts

The correct Answer is:
C
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