In Exercises 6974, find the center and radius of the circle. Then sketch the graph of the circle. x2 y 1x 12 1 2 y

The Discontinuities of Some Common Functions Polynomials: None. Every polynomial is continuous everywhere on (− ∞, ∞). Rational functions: Various, from 0 to many, located at the zero of the bottom of the fraction. Every discontinuity of a rational function must be either a removable discontinuity or an infinite discontinuity. It can NEVER be a jump discontinuity. How...