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ashish_banga (648)

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the difference between the greatest and the least valuesof    in the interval [1,2] is



    
Aatish (2261)

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answer i m getting is.........


.......posting the complete soln....


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ashish_banga (648)

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not the correct one


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allamraju (362)

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F(x)=tetdt]0x=xex.In the interval [1,2] the fun. is strictly increasing[since f'(x)>0].So,min value at x=1 and max value at x=2 and hence the diff. is 2e2-e.

Am I correct?

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ashish_banga (648)

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thanx allamraju


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