Question 595183
Do it like this one:
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(2.3 X 10^5)(5 X 10^3)
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Use the asterisk for multiply.
(2.3 * 10^5)(5 * 10^3)
= {{{2.3*5 * 10^(5+3) = 11.5*10^8}}}
= {{{1.15*10^9}}}