If f(x)=3x-9 and g(x)=-x^2, then g(f(2))=

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]

Does anyone know how to do geometryme with this problem

Which of the following is closest to 32.9 x 7.5? a: 232 b: 259 c: 220 d: 265