Question

factorise x^2 + y^2 - 3x^2 y^2​

Answer 1

Step-by-step explanation:

x^2-y^2+x+3y-2

=(x^2+2.x.(1/2)+1/4)-(y^2–2.(3/2).y+9/4)

=(x+1/2)^2-(y-3/2)^2

=(x+1/2+y-3/2)(x+1/2-y+3/2)

=(x+y-1)(x-y+2). (Ans)