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posted by stefany on Sunday, June 13, 2010 at 11:12am.
simplify the expression: 6x(2x+1)^1/2+3x^2(2x+1)^-1/2
I see a common factor of 3x(2x+1)^(-1/2) so we have 3x(2x+1)^(-1/2)[2(2x+1) + x] = 3x(2x+1)^(-1/2)(5x+2)
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