(g)quad 4(x-y)^(2)-12(x-y)(x+y)+9(x+y)^(2)

Factorize: 4(x-y)^(2)-12(x-y)(x+y)+9(x+y)^(2)

Factorize: 4(x-y)^2-12(x-y)(x+y)+9(x+y)^2

Let f (x,y)= x^(2) - y^(2) and g (x,y)=2xy. such that (f ( x,y))^(2) -(g (x,y))^(2)=1/2 and f (x,y) . G(x,y) =(sqrt3)/(4) Find the number of ordered pairs (x,y) ?

Let f (x,y)= x^(2) - y^(2) and g (x,y)=2xy. such that (f ( x,y))^(2) -(g (x,y))^(2)=1/2 and f (x,y) . G(x,y) =(sqrt3)/(4) Find the number of ordered pairs (x,y) ?

Factorize following experssions (i) x^(4)-y^(4)" (ii)"9a^(2)-(2x-y)^(2)" (iii)"4x^(2)-9y^(2)-6x-9y

Factorize following experssions (i) x^(4)-y^(4)" (ii)"9a^(2)-(2x-y)^(2)" (iii)"4x^(2)-9y^(2)-6x-9y

If (3)/(x+y)+(2)/(x-y)=2 and (9)/(x+y)-(4)/(x-y)=1 then what is (x)/(y) equal to ?

The shortest distance between the circles x ^(2) + y ^(2) =1 and (x-9)^(2) + (y-12)^(2) =4 is

Evaluate lim_((x,y) to (1,2)) , g(x,y) , if the limit exist where g(x,y) =(3x^(2) - xy)/(x^(2) + y^(2)+ 3)