Intermediate Value Theorem (IVT)
If f is a continuous function on a closed interval [a,b] and d is a number between f(a) and f(b), then the Intermediate value theorem guarantees that there is at least one number c between a and b, such as f(c)=d

If f is a continuous function on a closed interval [a,b] and d is a number between f(a) and f(b), then the Intermediate value theorem guarantees that there is at least one number c between a and b, such as f(c)=d
