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Find the range of the function (i) F(x)=...

Find the range of the function (i) `F(x)=2x^2+5,` where `-3 le x le 2`

A

`R_F={yinR|-5 le y le 23}`.

B

`R_F={yinR|5 le y le 23}`.

C

`R_F={yinR|5 le y le 13}`.

D

None of these

Text Solution

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The correct Answer is:
B
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MARVEL PUBLICATION-SETS, RELATIONS AND FUNCTIONS-MCQs
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  4. If A={1,2,3},B={2,4,6,8} andC={2,4,5,6}, then: a cap(BcupC)=

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  5. If A={x:x" is a multiple of 3"} and B={x:x" is a multiple of 5"}. Th...

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  6. If aN={ax|x in N}, then: 3Ncap7N=

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  21. If X and Y are any two sets, then: Xcap(XcupY)=

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