" ii."2x^(2)+x-6=0

Which of the following are quadratic equations? x^(2)-6x+4=0( ii) 2x^(2)-7x=0

Solve each of following equations, using the formula : (i) x^(2)-6x=27 (ii) x^(2)-10x+21=0 (iii) x^(2)+6x-10=0 (iv) x^(2)+2x-6=0

Find the roots of the following quadratic equations i) 6sqrt5 x^(2) – 9x -3sqrt5 = 0 ii) x^(2) - x - 12 = 0 iii) 2x^(2) - 6x + 7 = 0 iv) 4x^(2) - 4x+17 = 3x^(2) -10x-17 v) x^(2) + 6x + 34 = 0 vi) 3x^(2) + 2x - 5 = 0

Write the roots of the following quadratic equations : (i) x^(2) + x-6 0 (ii) ( x + 6 ) (x-3) = 0

Which of the following is a statement? (i) x+2=9 (ii) 6 has three prime factors (iii) x^(2)+5 x+6=0

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

Solve the quadratic equation having real roots by quadratic formulae :(i)9x^(2)+7x-2=0 (ii) 6x^(2)+x-2=0

Determine whether the value given against each of the qaudratic equation are the roots of the equation. (ii) 2x^2-7x+6=0 , x=3/2,-2 .

Determine the nature of the roots of the following quadratic equations: 2x^(2)-3x+5=0 (ii) 2x^(2)-6x+3=0 (iii) (3)/(5)x^(2)-(2)/(3)x+1=0