Question

factorise (4-x)^2 - 2x​

Answer 1

Step-by-step explanation:

(x-2) and (x-8) are the factors

Answer 2

Step-by-step explanation:

(4-x)²-2x

*identity to be used in the first term* -

(a-b)²=a²+b²-2ab

therefore;a=4,b= x

{(4)²+x²-2×4×x} -2x

(16+x²-8x)-2x

-32x-2x³+16x² (Ans.)