How do you use the intermediate value theorem to show that there is a root of the equation 2x3+ x2+ 2 = 0 over the interval (-2, -1)?

How do you use the intermediate value theorem to show that there is a

1.	How do you use the intermediate value theorem to show that there is a root of the equation 2x3+ x2+ 2 = 0 over the interval (-2, -1)?
Answer» How do you use the intermediate value theorem to show that there is a root of the equation 2x³+ x²+ 2 = 0 over the interval (-2, -1)? Solution: