Rosecake Rosecake

10-02-2017
Mathematics

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1.5^-2. how do i simplify that? the ^ means -2 is an exponant

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azhangstuy azhangstuy

10-02-2017

1.5 = 1 1/2 = 3/2
When there is a negative exponent, you find the reciprocal of the base, so therefore: 3/2 ^ -2 = 2/3 ^ 2
Then you square the numerator, then square the denominator: 2^2/3^2 = 4/9

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