Question

) 25y" - 20y + 4 - 81x?​

Answer 1

Answer:

a. 24x^2y^2+36xy^2+48x^2y^2

72x^2y^2+36xy^2

36xy^2 (2x+1)

b. 25y^2-20y+4

(5y)^2 - 2×5y×2 +(2)^2

Using identity a^2 - 2ab + b^2=(a-b)^2

(5y-2)^2

Step-by-step explanation:

Hope this helps you