Since the function is a polynomial, it is continuous. We notice that
Therefore . Then we can conclude by the intermediate value theorem, that there exists a number c inthe interval (0,1) such that . Thus, the equation has a solution in the interval (0,1).
has a root.
is a polynomial, it is continuous. We notice that
. Then we can conclude by the intermediate value theorem, that there exists a number c inthe interval (0,1) such that 
. Thus, the equation has a solution in the interval (0,1).
