Question

determine which of the following polynomial has X + 1 a factor : x³-x²-(2+√2)x+√2​

Answer 1

Step-by-step explanation:

Let x+1 is a factor

then x=-1

substitute -1 in the polynomial

then, (-1)^3-(-1)^2-(2+✓2)(-1)+✓2

= -1-1+2+✓2+✓2

= ✓2+√2

= 2√2