iii-x^(2)+4x+4

In each case, find whether the trinomial is a perfect square or not : (iii) 4x^(2) +4x +1

Find the value of following monomials, if x = 1: (i) -x , (ii) 4x (iii) -2x^(2)

Write the discriminant of the following quadratic equations: x^(2)-4x+2=0 (ii) 3x^(2)+2x-1=0 (iii) x^(2)-4x+a=0

Draw the graphs of the given polynomial and find the zeroes. Justify the answer. (iii) p(x) =x^(2) - 4x +5 .

Solve the following equations by factorization method : (i) x^(2)+4=0 (ii) x^(2)+5=0 (iii) 4x^(2) +9=0 (iv) x^(2)-4x+29=0 (v) 4 x^(2) -12x+45 =0

Solve the following equations by factorization method : (i) x^(2)+4=0 (ii) x^(2)+5=0 (iii) 4x^(2) +9=0 (iv) x^(2)-4x+29=0 (v) 4 x^(2) -12x+45 =0

Solve the follwing inequations by algebric and graphical methods. i) x^(2) – 8x + 15 gt 0 ii) 2x^(2) + 3x – 2 lt 0 iii) x^(2) - 4x + 5 gt 0 iv) 15x^(2) + 4x – 5 le 0

The length of latus - rectum of the parabola x^(2) - 4x + 8y + 12 = 0 is (i) 2 (ii) 4 (iii) 6 (iv) 8

(i) (3x^(2) +4x-5)/x (ii) ((x^(3) +1)(x-2))/x^(2) (iii) (x-4)/(2sqrtx) (iv) (( 1+x)sqrtx)/root3(x) (v) (ax^(2) +bx+c)/sqrtx (vi) (a+b cos x)/sin x