Question

Factorise:
${(2x + y)}^{2} + {2(2x + y)}^{2}$
​

Answer 1

Answer:

12x² + 12xy +3y²

Step-by-step explanation:

(2x + y)^2 + 2(2x+y)^2

4x^2 + 4xy + y^2+ 2 * (4x^2+ 4xy + y^2)

4x² +4xy +y²+ 8x² + 8xy + 2y²

12x²+12xy+3y²"