21x^(2)+5x-6

Factorize each of the following quadratic polynomials: ( i ) x^(2)-23x+132 (ii) x^(2)-21x+108 (iii) x^(2)+5x-36

A cruve is respresented by C=21x^(2)-6xy+29y^(2)+6x-58y-151=0 The center of the conic C is

A cruve is respresented by C=21x^(2)-6xy+29y^(2)+6x-58y-151=0 The eccentricity of the cruve is

A cruve is respresented by C=21x^(2)-6xy+29y^(2)+6x-58y-151=0 The lengths of axes are

A cruve is respresented by C=21x^(2)-6xy+29y^(2)+6x-58y-151=0 The center of the conic C is

A cruve is respresented by C=21x^(2)-6xy+29y^(2)+6x-58y-151=0 The eccentricity of the cruve is

A cruve is respresented by C=21x^(2)-6xy+29y^(2)+6x-58y-151=0 The eccentricity of the cruve is

Find the roots of the following quadratic equations by factorisation method : (i) 2x^(2)+(5)/(3)x-2=0 (ii) (2)/(5)x^(2)-x-(3)/(5)=0 (iii) 3sqrt2x^(2)-5x-sqrt2=0 (iv) 3x^(2)+5sqrt5x-10=0 (v) 21x^(2)-2x+(1)/(21)=0