SOLUTION: write (8.4x10^3)(6.5x10^5) in scientific notation

Question 183049This question is from textbook Algebra 2
: write (8.4x10^3)(6.5x10^5) in scientific notation This question is from textbook Algebra 2

Found 2 solutions by stanbon, jim_thompson5910:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
write (8.4x10^3)(6.5x10^5) in scientific notation
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= 8.4*6.5 *10^3*10^5
= 54.6 * 10^8
Divide the 54.6 by 10 and multiply the 10^8 by 10
= 5.46*10^9
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Cheers
Stan H.
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Cheers,
Stan H.
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Step 1) Multiply the coefficients 8.4 and 6.5 to get

Step 2) Convert the previous result to scientific notation (if it is not already). So

So this means that the expression now becomes

Step 3) Now multiply out by adding the exponents:

Now putting everything together, we get the result

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Answer:

So
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