Question
Multiply:(a) $\left(6.49 \times 10^{7}\right)\left(7.22 \times 10^{-3}\right)$(b) $\left(3.4 \times 10^{-5}\right)\left(8.2 \times 10^{-11}\right)$Divide:(a) $\frac{6.02 \times 10^{23}}{3.10 \times 10^{5}}$(b) $\frac{3.14}{2.30 \times 10^{-5}}$
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