Question

The co efficient of x^2 in the product (x-1) (1-2x)​

Answer 1

Step-by-step explanation:

x(1-2x)-1(1-2x)

x-2x²-1+2x

-2x²+3x-1=0

Answer 2

Answer:

The coefficient of x^2 in (x-1)(1-2x)= -2