Question

11. Factorise : 27x' + y + z-9xyz
12. Verify that x' + y + 2 – 3xy2 = (x + y + 2) [(x + y)2 +19 - 7) + (2 - x)" ]​

Answer 1

Step-by-step explanation:

11. Factorise : 27x' + y + z-9xyz 12. Verify that x' + y + 2 – 3xy2 = (x + y + 2) [(x + y)2 +19 - 7 ) + (2 - x)" ]. 2. See