C candynl New member Xu 0 29/10/13 #1 gpt 1) 3^x = 1+x +log(3)(1+2x) 2) 6^x = 1+2x+ 3log(6)(5x+1) 3) log(3)[(x^2+x+3)/(2x^2 +4x+5)] = x^2 +3x +2 4) 4^(x^2 -3x) - 2^(5-x) = log(3)[(5-x)/(2x^2 -6x)]
gpt 1) 3^x = 1+x +log(3)(1+2x) 2) 6^x = 1+2x+ 3log(6)(5x+1) 3) log(3)[(x^2+x+3)/(2x^2 +4x+5)] = x^2 +3x +2 4) 4^(x^2 -3x) - 2^(5-x) = log(3)[(5-x)/(2x^2 -6x)]