Show that the function f(x)=x +8x+2 has exactly one zero in the interval [-1.0].Which theorem can be used to determine whether a function f(x) has

Show that the function f(x)=x² +8x+2 has exactly one zero in the interval [-1.0].Which theorem can be used to determine whether a function f(x) has any zeros in a given interval?A. Rolle's TheoremB. Extreme value theoremC. Intermediate value theoremD. Mean value theorem