1.

32*e^2 %2B 22*e - 1=0

Answer»

3x^2+2x-1=3x^2-1x+3x-1=0; 3x(x-1)-1(x-1)=(3x-1)(x+1)= 3x^2+3x-x-1=3x^2+2x-1; 3x=1; x=1/3; x=-1

correct answer isx = 1/3, -1



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