`8x^(2) + 11xy + bt^(2)` is a symmetric expression, then b = ______

If the expression ax^(3) + 2x^(2) y - bx y^(2) -2y^(3) is symmetric, then (a,b) =

7x^2 -2xy + 9y^2 -11 is a _________expression.

If the expression a(b-c)x^(2)+b(c-a)xy+c(a-b)y^(2) is a perfect square, then a,b,c are in

If the expression ax^(3)+2x^(2)y-bxy^(2)-2y^(3) is symmetric,then (a,b)=

Let's divide the first algebraic expression with the second algebraic expression in the folloiwng pairs of algebraic number. 8x^3b, x^2b

Divide the first algebraic expression by the second algebraic expression in the pairs of algebraic numbers: 8x^3b , x^2b ,

Equation of the parabola whose focus is centre of the circle " x^(2)+y^(2)=4x+6y " and whose directrix is the line " x-y=0 " , is A) " x^(2)+y^(2)+2xy-8x-12y+26=0 " B ) " x^(2)+y^(2)-2xy-8x-12y-26=0 " C) " x^(2)+y^(2)+2xy+8x+12y+26=0 " D) " x^(2)+y^(2)-2xy-8x-12y+26=0 "

Equation of the parabola whose focus is centre of the circle " x^(2)+y^(2)=4x+6y " and whose directrix is the line " x-y=0 " is A) " x^(2)+y^(2)+2xy-8x-12y+26=0 B ) " x^(2)+y^(2)-2xy-8x-12y-26=0 C) " x^(2)+y^(2)+2xy+8x+12y+26=0 D) " x^(2)+y^(2)-2xy-8x-12y+26=0

If 4x^(2) + 12xy -8x+9y^(2) -12y = (ax+by) (ax+by-4) , then the value of a^(2) +b^(2) is

If 4x ^(2) + 12 xy - 8x + 9 y ^(2) - 12 y = (ax + by) (ax+ by -4), then the value of a ^(2) +b ^(2) is