Answer
(a) $6.93*10^7$
(b) $7.2*10^{12}$
(c) $2.8536*10^{-5}$
(d) $1.213*10^{-4}$
Work Step by Step
(a) $69300000=6.93*10^7$
(b) $7200000000000=7.2*10^{12}$
(c) $0.000028536=2.8536*10^{-5}$
(d) $0.0001213=1.213*10^{-4}$
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