Problem: Write the following number in scientific notation and round off to five significant figures: 0.00392708 x 10 81 . a) 3.9271 x 10 84 b) 3.9270 x 10 78 c) 0.39271 x 10 78 d) 3.9270 x 10 80 e) 3.9271 x 10 78

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Write the following number in scientific notation and round off to five significant figures: 0.00392708 x 10 81 .

a) 3.9271 x 10 84

b) 3.9270 x 10 78

c) 0.39271 x 10 78

d) 3.9270 x 10 80

e) 3.9271 x 10 78

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