1.

दिया गया है `sqrt(2)=1.414` तो `1/(sqrt(2)+1)` का मान क्या है?A. `0.414`B. `2.414`C. `3.414`D. `5.414`

Answer» Correct Answer - A
`1/(sqrt(2)+1)`
`implies1/(sqrt(2)+1)xx(sqrt(2)-1)/(sqrt(2)-1)`
`implies1/(sqrt(2)+1)xx(sqrt(2)-1)/(sqrt(2)-1)`
`implies(sqrt(2)-1)/(2-1)=(sqrt(2)-1)`
`implies 1.414-1`
`implies 0.414`


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