" (b) "x^(2)+7x+12" by "x+3

Divide x^(2) + 7x + 12 by x + 3 and find the quotient .

Solve the following inequalities. (a) |2x-3| lt 1, (b) (x-2)^(2) ge 4 , (c) x^(2) ge 4 , (c) x^(2)+2x-8 le 0 , (d) |x^(2) -7x+12| gt x^(2)-7x+12 .

Factorise the following : (i) x^(2)+7x+12 " " (ii) x^(2)+18x+45 " " (iii) x^(2)-7x+12 " "(iv) x^(2)-25x-84

Factorise the following : (i) x^(2)+7x+12 " " (ii) x^(2)+18x+45 " " (iii) x^(2)-7x+12 " "(iv) x^(2)-25x-84

Expand (x- a)(x - b). If x^2 -7x + 12 = (x-a) (x-b) then find a+b. Also find ab Calculate the values of a, b.Write the factors of (x^2-7x+12 ) .Find the solutions of (x^2 -7x+12) .

A common factor of x ^(4) - 256, x ^(3) - 4x ^(2) + 3x - 12 and x ^(2) - 7x + 12 is

Is {x : x^(2) - 7x + 12=0} = {3,4} ?

Find the value of the polynomial x^(2) - 7x + 12 at : x=3