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Ask iit jee aieee pet cbse icse state board community Community Discussion Question: DIFFERENTIATION
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[Post New]29 Mar 2008 10:43:21 IST
    Subject: DIFFERENTIATION
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m.viddya (101)

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Q.The value of 3f(x)-2f(x)=x
    Then f1(2)=?
 
1.2/7
2.1/2
3.2
4.7/2
    
[Post New]29 Mar 2008 10:45:01 IST
    Subject: DIFFERENTIATION
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ramkumar_november (1249)

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3f(x)-2f(x)=x

f(x)=x

f'(x)=1

f'(2)=1

please check your question.........
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[Post New]29 Mar 2008 11:01:04 IST
    Subject: DIFFERENTIATION
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m.viddya (101)

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the answer is given as 1/2
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[Post New]29 Mar 2008 11:12:47 IST
    Subject: Re:DIFFERENTIATION
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eistien (343)

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hey in your question it must be 3f(x)-2f '(x)=x then only you will get that answer you tell otherwise you get only 1 as ramkumar says!!
 this reply: 2 points  (with 0 Olaaa!! Perrrfect answer.   in 1 votes )   [?]
 
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