(5x10^3) x (9x10^7) in standard form please, I need it for homework and the answer someone gave me is not right I’m begging rn

Yuanfei Zhu asked Feb 6, 2022

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44 votes

Yuanfei Zhu asked Feb 6, 2022

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12 votes

Explanation:

(5×10³) × (9×10^7)

= 45 × 10^10

= 4.5 × 10¹¹

Challinan answered Feb 12, 2022

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