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Faolan

  • one year ago

Simplify (3a^2)^3

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  1. Faolan
    • one year ago
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    Do i square the 3 in parenthesis or..... what do i do?

  2. Nnesha
    • one year ago
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    \[\huge\rm (x^m)^n= x^{m \times n}\] exponent rule

  3. Nnesha
    • one year ago
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    bur remember (ab)^2 is same as a^2 and b^2

  4. Faolan
    • one year ago
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    so 3a^6

  5. Nnesha
    • one year ago
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    \(\color{blue}{\text{Originally Posted by}}\) @Nnesha bur remember (ab)^2 is same as a^2 and b^2 \(\color{blue}{\text{End of Quote}}\) hint^

  6. Nnesha
    • one year ago
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    (ab)^2 means both a and b raising to the 2nd power

  7. Faolan
    • one year ago
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    3a^6 then... 729a? or am i doing it wrong

  8. Michele_Laino
    • one year ago
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    hint: \[\Large {\left( {3{a^2}} \right)^3} = {3^{1 \times 3}}{a^{2 \times 3}} = ...?\]

  9. Nnesha
    • one year ago
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    \[\huge\rm (3a^2)^3=(3)^3 (a^2)^3\] 3 and a^2 both raised to the 3rd power

  10. Nnesha
    • one year ago
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    that was an example \[\rm (ab)^2 = a^2b^2\]

  11. Faolan
    • one year ago
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    got it! Thanks!

  12. Nnesha
    • one year ago
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    my pleasure :)

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