3x^(2)-6x+2=0

If x=2+2^(2/3)+2^(1/3) show that x^(3)-6x^(2)+6x-2=0

Solve (x^(2)+3x+2)/(x^(2)-6x-7)=0

solve the equation x^(4)+2x^(3)-5x^(2)+6x+2=0 given that 1+i7 is one of its roots

Find the nature of the roots of the following quadratic equations. If the real roots exits, find them : (1) 2x^(2)-3x+5=0 (2) 3x^(2)-4sqrt(3)x+4=0 (3) 2x^(2)-6x+3=0

Find the nature of the roots of the following quadratic equations: (i) 2x^(2)-8x+5=0" "(ii)" "3x^(2)-2sqrt(6)x+2=0 (iii) 5x^(2)-4x+1=0" "(iv)" "5x(x-2)+6=0 (v) 12x^(2)-4sqrt(15)x+5=0" "(vi)" "x^(2)-x+2=0

Universal set, U={x|x^(5)-6x^(4)+11x^(3)-6x^(2)=0} A={x|x^(2)-5x+6=0} B={x|x^(2)-3x+2=0} What is (AnnB) ' equal to ?

Universal set U={x|x^(5)-6x^(4)+11x^(3)-6x^(2)=0}A={x|x^(2)-5x+6=0}B={x|x^(2)-3x+2=0} what is (A nn B) equal to?

One of the real roots of the equation x^3-6x^2+6x-2=0 is