(" ii ")6x^(2)-3-7x

Factorise (i) x^(2)+9x+18 " " (ii) 6x^(2)+7x-3 (iii) 2x^(2)-7x-15 " " (iv) 84-2r-2r^(2)

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

Factorise (i) x^(2)+9x+18 (ii) 6x^(2)+7x-3 (iii) 2x^(2)-7x-15 (iv) 84-2r-2r^(2)

Reduce (3x^(2) - 11 x- 4)/(6x^(2) - 7x - 3) to its lowest terms.

Add the following polynomials and find the degree of the resultant polynomial. (i) p(x) = 6x^(2) - 7x+2" " q(x) = 6x^(3) - 7x+15

Show that x + 4 is a factor of x^(3) + 6x^(2) - 7x - 60