Question

What is the difference of the two polynomials?

(7y2 + 6xy) – (–2xy + 3)

Answer 1

Explanation:

(7y² + 6xy) - (-2xy + 3)

⇒ (-1 * -2xy) + (-1 * 3) = 2xy - 3

7y² + 6xy + 2xy - 3

7y² + 8xy - 3

Answer 2

15

Explanation: