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sqrt(11449)xxsqrt(6241)-(54)^(2)=sqrt(?)...

`sqrt(11449)xxsqrt(6241)-(54)^(2)=sqrt(?)+(74)^(2)`

A

384

B

3721

C

381

D

3638

Text Solution

Verified by Experts

The correct Answer is:
B
`sqrt(11449)xxsqrt(6241 )-(54)^(2)=sqrt(?)=sqrt(?)+(74)^(2)`
`rArr sqrt(?)= 107xx79-2916-5476`
`=8453-2916-5476=61`
`:. ?=(61)^(2)=3721`
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