Question

Find the sum of the three expressions and choose the correct answer. 2x 2 y 2 - 7xy + 5y 2 8xy - 3y 2 x 2 y 2 + 4y 2

Answer 1

2x^2y^2 - 7xy + 5y^2 + 8xy - 3y^2 + x^2y^2 + 4y^2

3x^2y^2 - 7xy + 5y^2 + 8xy -3y^2 + 4y^2

3x^2y^2 + xy + 5y^2 - 3y^2 + 4y^2

3x^2y^2 + xy +6y^2