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28 October, 12:04

Owen simplified the expression r-8 s-5.

r-8s-5 = 1r8 ⋅ s5 = s5r8

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Answers (2)
  1. 28 October, 12:16
    0
    r⁻⁸ s⁻⁵

    using the rule x⁻ⁿ=1/xⁿ

    r⁻⁸ s⁻⁵ = (1/r⁸) (1/s⁵)
  2. 28 October, 12:18
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    Sample Response: Each base must be treated separately. Since each base is raised to a negative exponent, they should both be in the denominator of the fractions. The simplified form of the expression has 1 in the numerator and r to the 8th power times s to the 5th power in the denominator.
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