(d)x^(2)-9x+18

The value of x for which ](x^(2)-5x+4)/(x^(2)-9x+18)[=(x^(2)-5x+4)/(x^(2)-9x+18) is

The polynomial x^(3)-2x^(2)-9x+18 is equivalent to

(x^(2)-36)/(x^(1)-9x+18)<0

Find the roots of the equation 2x^(2)-9x-18=0

Let f(x)=x^(3)-6x^(2)+9x+18 , then f(x) is strictly decreasing in :

If A={x:x is a multiple of 3, x lt 12} and B={x: x in N, x^(2)-9x+18=0} then find A-B.

If A={x:x is a multiple of 3, x lt 12} and B={x: x in N, x^(2)-9x+18=0} then find A-B.

Find the nature of the roots of the equations of given below : (a) x^(2) - 13x + 11 =0 (b ) 18x^(2) - 14x + 17 = 0 (c ) 9x^(2) - 36x + 36 = 0 (d) 3x^(2) - 5x - 8 = 0

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