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OpenStudy (anonymous):
Use scientific notation to multiply the following two numbers. Express the answer using scientific notation; retain all nonzero decimal places. (8.1 · 10^7) · (4.2 · 10^9)
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Parth (parthkohli):
81000000 * 4200000000 = 340200000000000000 =3.402 * 10^16
OpenStudy (anonymous):
\[8,1*4,2*10^{7+9}=34,02*10^{16}\]
OpenStudy (anonymous):
thanks
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