Answer:
5y+45
Step-by-step explanation:
Simplify the following expression:
-Subtract from :
-Add and :
Therefore, the final answer is .
(x + y)² = x² + 2xy + y²
(a² + b²)² = (a²)² + 2*a²*b² + (b²)² {x = a² ; y = b²}
= a⁴ +2a²b² + b⁴