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How to solve like this question? Solve following equation to determine when city populations will be the same
20000(1.09)^x = 55000(1.06)^x Answer must involve logarithms? Could I have MCTD with one positive ana screening test and two negative ana with all 3 positive RNP's? X.(2x-3)
(4a+b).2 b^{2} -xy.( x^{2} -2xy+ y^{2} )
alguem sabe? Solve the system, if possible. x+2y+3z=27
-x+y+4z=5
x+y-4z=7?