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प्रश्न
Evaluate: `sqrt(5(2 3/4 - 3/10)`
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उत्तर
`sqrt(5(2 3/4 - 3/10)`
= `sqrt(5(11/4 - 3/10)`
= `sqrt(5((55 -6)/(20))`
= `sqrt(5(49/20)`
= `sqrt((5 xx 49)/(20)`
= `sqrt((49)/(4)`
= `sqrt((7 xx 7)/(2 xx 2)`
= `(7)/(2)`
= `3 (1)/(2)`
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