4 years ago

PLZ HELP QUICK

Mathematics

2 answers:

Viefleur [7K]4 years ago

8 0

Answer:

2.21E20

2.21 × 10^20

Step-by-step explanation:

The decimal point has to go 20 places to the left to give the number 2.21; that means the exponent on the 10 is 20.

Answer:

2.21E20

2.21 × 10^20

KATRIN_1 [288]4 years ago

5 0

Answer:

2.21 * 10^18

Step-by-step explanation:

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