1.

`sqrt(11449)xxsqrt(6241)-(54)^(2)=sqrt(?)+(74)^(2)`A. 384B. 3721C. 381D. 3638

Answer» Correct Answer - 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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