Find the roots of the following quadratic equations by factorisation:

3x² —2√6x +2 = 0

Determine the value of k, a and b in each of the following quadratic equation, for which the given value of x is the root of the given quadratic equation:

(i) kx² — 5x + 6 = 0 ; x = 2

(ii) 6x² + kx — √6 = 0;

(iii) ax² — 13x + b = 0; x =2 and x = —2 find a, b

(iv) ax²+ bx – 10 = 0; and

Find the roots of the following quadratic equations by factorisation:

2x² — 5x + 3 = 0

Find the roots of the following quadratic equations by factorisation:

3x² — 14x — 5 = 0

Find the roots of the following quadratic equations by factorisation: