Mathematics, 04.09.2019 03:30 madi1820

What is 221,000,000,000,000,000,000 expressed in scientific notation? a.2.21 × 1021 b.2.21e20 c.2.21e21 d.2.21e-20 e.2.21 × 10-21 f.2.21 × 10-20 g.2.21 × 1020 h.2.21e-21

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What is 221,000,000,000,000,000,000 expressed in scientific notation? a.2.21 × 1021 b.2.21e20 c.2.2...

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