Question

(x^4 + 2x^2y^2+y^4)/(x^2+y^2)

Answer 1

Step-by-step explanation:

x⁴+2x²y²+y⁴=x⁴+x²y²+x²+x²+y⁴

=x²(x²+y²)+y²(x²+y²)

=(x²+y²) (x²+y²)

=(x²+y²)²