121x^(2)y^(2)+110xyab+25a^(2)b^(2)

Factorize: 4x^(2)+12xy+9y^(2)(ii)x^(4)-10x^(2)y^(2)+25y^(4)a^(4)-2a^(2)b^(2)+b^(4)

Eccentricity of ellipse (x^(2))/(169) + (y^(2))/(25) = 1 and (x^(2))/(a^(2)) + (y^(2))/(b^(2)) = 1 then (a)/(b) = ……..

Factorize each of the following expressions: x^(4)-625(2)x^(4)-149(a-b)^(2)-25(a+b)^(2) (4) x-y-x^(2)+y^(2)16(2x-1)^(2)-25y^(2)(6)4(xy+1)^(2)-9(x-1)^(2)

If a, b, c, x, y, z are real and a^(2)+b^(2) + c^(2)=25, x^(2)+y^(2)+z^(2)=36 and ax+by+cz=30 , then (a+b+c)/(x+y+z) is equal to :

If a, b, c, x, y, z are real and a^(2)+b^(2) + c^(2)=25, x^(2)+y^(2)+z^(2)=36 and ax+by+cz=30 , then (a+b+c)/(x+y+z) is equal to :

If a, b, c, x, y, z are real and a^(2)+b^(2) + c^(2)=25, x^(2)+y^(2)+z^(2)=36 and ax+by+cz=30 , then (a+b+c)/(x+y+z) is equal to :

Through the point P(3,4) a pair of perpendicular lines are drawn which meet x-axis at the point A and B. The locus of incentre of triangle PAB is (a) x^(2)-y^(2)-6x-8y+25=0 (b) x^(2)+y^(2)-6x-8y+25=0 (c) x^(2)-y^(2)+6x+8y+25=0 (d) x^(2)+y^(2)+6x+8y+25=0

Find GCD of 25x^(2) y^(2)z, 45x^(2) y^(4) z^(3) b

If x+y=15 and xy=56, then what is the value of x^(2)+y^(2)?( a )110( b) 113(c)121 (d) Cannot be determined (e) None of these