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प्रश्न
Make V the subject of formula K = `(1)/(2)"MV"^2`
उत्तर
K = `(1)/(2)"MV"^2`
⇒ 2K = MV2
⇒ `(2"K")/"M"` = V2
⇒ `sqrt((2"K")/"M"` = V.
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