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calculusxy

  • one year ago

MEDAL!!! Scientific notation help! Question will be attached below...

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  1. calculusxy
    • one year ago
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    \[\frac{ 3.45 \times 10^{-3} }{ 2.5 \times 10^6 } \]

  2. calculusxy
    • one year ago
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    @jim_thompson5910

  3. calculusxy
    • one year ago
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    can you just check my steps???

  4. jim_thompson5910
    • one year ago
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    ok

  5. calculusxy
    • one year ago
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    1. \[3.45 \div 2.5 = 1.38\] 2. \[1.38 \times 10^9\]

  6. calculusxy
    • one year ago
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    would number 2 be the answer?

  7. calculusxy
    • one year ago
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    sorry i meant \[1.38 \times 10^{-9}\]

  8. jim_thompson5910
    • one year ago
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    you subtract the exponents top - bottom = -3 - 6 = -9 not +9

  9. jim_thompson5910
    • one year ago
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    better you caught it before I could finish up

  10. calculusxy
    • one year ago
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    just noticed my silly mistake... thank you for your help !

  11. jim_thompson5910
    • one year ago
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    \(\LARGE 1.38 \times 10^{-9}\) is the right answer

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