Question

1) Examine the continuity of

f(x) = x3 + 2x2 – X – 2 at x = -2.
please solve step by step...​

Answer 1

Answer: f(x)=x3+2x2-x-2

let x =-2 then f(-2)= (-2)3+2(-2)2-(-2)-2.

then f(-2) =-8+8+2-2

f(-2)= 0

so x+2 is a factor of f(x)

Answer 2

Answer:

Here is your answer ......... Hope it helps you