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simplify (8.1310^{-6})(4pi(1.22)^2)

الحلّ

simplify

(8.13 \cdot 1 0^{- 6}) \cdot (4 \cdot π \cdot (1.22)^{2})

الحلّ

0.00015 \dots

خطوات الحلّ

(8.13 \cdot 1 0^{- 6}) (4 π (1.22)^{2})

a^{- b} = \frac{1}{a ^{b}}

:فعّل قانون القوى

= 4 \cdot 1.2 2^{2} \cdot 8.13 π \frac{1}{1 0 ^{6}}

a \cdot \frac{b}{c} = \frac{a \cdot b}{c}

:اضرب كسور

= 8.13 \cdot \frac{1 \cdot 4 \cdot 1.2 2 ^{2} π}{1 0 ^{6}}

\frac{1 \cdot 4 π 1.2 2 ^{2}}{1 0 ^{6}} = 0.00001 \dots

= 0.00001 \dots \cdot 8.13

8.13 \cdot 0.00001 \dots = 0.00015 \dots :

اضرب الأعداد

= 0.00015 \dots

أمثلة شائعة

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