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Mathematics 23 Online
OpenStudy (anonymous):

500000 to the 3rd power

OpenStudy (anonymous):

What needs to be done?

OpenStudy (anonymous):

calculate 500000 to the third power

OpenStudy (anonymous):

Okay, so: \[\eqalign{ 500000^3&=[5(10)^5]^3 \\ &=(5)^3[(10)^5]^3 \\ &=125(10^{5\times3}) \\ &=125(10)^{15} \\ &=1.25\times10^2\times10^{15} \\ &=1.25(10)^{15+2} \\ &=1.25(10)^{17} \\ }\]

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