Question

plz help.......... 10. no​

Answer 1

Answer:

60

Step-by-step explanation:

(2x + 6y)^2

4(x + 3y)^2

4 ( x^2 + 9y^2 + 6xy)

4(9+6)

60

Answer 2

(2x+6y)² = 4x²+24xy+36y² = 4(x²+6xy+9y²) = 4{(x²+9y²)+(6×1)} = 4{9+6} = 4×15 = 60 [Ans.]