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Nilai dari a − 2 b c 2 a 2 b 3 c − 1 , untuk a = 2, b = 3 dan c = 5 adalah ...

Nilai dari $\frac{a ^{2} b ^{3} c ^{- 1}}{a ^{- 2} b c ^{2}}$ , untuk a = 2, b = 3 dan c = 5 adalah ...

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$fraction numerator a squared b cubed c to the power of negative 1 end exponent over denominator a to the power of negative 2 end exponent b c squared end fraction equals fraction numerator a squared a squared b cubed b to the power of negative 1 end exponent over denominator c squared c end fraction space space space space space space space space space space space space space space space space space space equals fraction numerator a to the power of 2 plus 2 end exponent b to the power of 3 minus 1 end exponent over denominator c to the power of 2 plus 1 end exponent end fraction space space space space space space space space space space space space space space space space space space equals fraction numerator a to the power of 4 b squared over denominator c cubed end fraction space space space space space space space space space space space space space space space space space space equals fraction numerator 2 to the power of 4 3 squared over denominator 5 cubed end fraction space space space space space space space space space space space space space space space space space space equals fraction numerator 16.9 over denominator 125 end fraction space space space space space space space space space space space space space space space space space space equals 144 over 125$