alondraflores023 alondraflores023

13-05-2018
Mathematics

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If k(x) = b^x and k(a) = 0.2 which option below gives the value of K(-3a)

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sqdancefan sqdancefan

13-05-2018

k(a) = b^a = 0.2
k(-3a) = b^(-3a) = (b^a)^(-3)
= 0.2^(-3)
k(-3a) = 125

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