Question

plz solve my question​

Answer 1

Answer:

3a^2+25y^2+30ay is correct answer

Answer 2

Step-by-step explanation:

(a+ b) ² = a² + 2ab +b²

let a = 3a and b = 5 y

(3a) ² + 2×3a×5y + (5y) ²

9a²+ 30ay +25y²

(9a+ 25y) (9a + 25y)