I need help with this problem-

Suppose the radius of a circle is 16. what issuppose the radius of a circle is 16. what is its circumference its circumference

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]