Question

4 y - 4 y + 12 factorise​

Answer 1

Answer:

HEY MATE ,

Step-by-step explanation:

→ ( 2y )² + 2 ( 2y ) ( 1 ) + ( 1 ) ²

→ ( 2y -1 ) ²

→ [ using a² -2ab +  b² = ( a - b ) ²]

→ ( 2 y -1 ) ( 2y - 1 )