anonymous
  • anonymous
Can someone tell me if my answer is correct I multiped 7.5×10³ × 5×10² and I got 3.75×10⁴ as my final answer Am I correct ?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
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anonymous
  • anonymous
Did you plug it into a calculator? That's an easy way to check :)
anonymous
  • anonymous
I plugged it in and your answer is wrong, but only by a few values in the exponent of 10. So you're off by a certain power of 10.
anonymous
  • anonymous
When I multiplied 7.5×5 I got 37.5

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anonymous
  • anonymous
Yes that's correct. And what do you get when you multiply 10^3 and 10^2, using basic knowledge of properties of exponents
anonymous
  • anonymous
10^5
anonymous
  • anonymous
Yeah I made a error lol :)
anonymous
  • anonymous
Correct. So, so far we have 37.5 x 10^5 When you move the decimal to the left, you add to the exponent :)
anonymous
  • anonymous
3.75×10^6
anonymous
  • anonymous
Yep!! :)
anonymous
  • anonymous
Thanks @Cshrix

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