x^2-a^2+4xy+2ab-b^2+4y^2
Answers
Answered by
1
Answer:
x² - a² + 4xy + 2ab - b² + 4y²
= (x² + 4xy + 4y²) - (a² - 2ab + b²)
= (x + 2y)² - ( a - b)²
hope it helps you!!
Similar questions