Express the following values in scientific notation, keeping the proper number o

Question

Express the following values in scientific notation, keeping the proper number of significant figures. a) 146,000,000 73,000,000 b) 0.000259 0.0001295 c) 0.88 0.44 d) 33,003 16, 501 e) 57 28.5 Complete the following calculations, keeping the proper number of significant figures in the answer (this is the rounded answer). Show your answer both before and after rounding. You need not show your work. a) 1.11 + 1 + 2.019 = 4.129 4.01 b) 6.7 times 0.1 times 9.888 times 2.00 = 13.24992 13.25 c) (5.2 + 5.31) times 7.3 = 43.263 45.00 d) 42.83/pi^2 = 2.1415 2.13 e) (5952 times 0.107)/(14 times 295) = 13, 419.6343 13.40

Explanation / Answer

1.scientific notation is of the form m*10n

a)1.46*108=1.46E8

b)2.59*10-4=2.59E-4

c)8.8*10-1=8.8E-1

d)3.3003*104=3.3003E4

e)5.7*101=5.7E1

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