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Mathematics, 17.07.2020 14:01 dee1334

The power, P (watts) , of a car engine is proportional to the square of its speed, s ( m / s ) . When s = 15 , P = 2100 . Work out the speed (to 1 DP) when the power is 2200 watts

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The power, P (watts) , of a car engine is proportional to the square of its speed, s ( m / s ) . Whe...
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