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Simplify each of the following:

1. 16*(2^x)+2

2. 3[sqrt(x^1/4)*sqrt(x)/5*sqrt(x^2)]

3. ab^(2x+y)/a^x b^x

  • math -

    since 16=2^4, 2^(x+4)+2

    sqrt(x^1/4) = x^1/2, so you have 3x/5x = 3/5

    assuming the usual carelessness with parentheses, I see

    (ab)^(2x+y)/(ab)^x = (ab)^(x+y)

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