Question

Let f and g be two functions defined by:

f(x) = x + 5, with domain all real numbers;

g(x) = x - 2, with domain all real numbers.

Which of the following statements are true for f and g?

A. The domain of f and g are equal
B. The ranges of f and g are equal
C. The function f an g are equal

Answer 1

any ideas so far?

Answer 2

the functions f and g are equal?

Answer 3

is x +5 the same thing as x - 2?

Answer 4

no

Answer 5

then they must not be equal

Answer 6

any ideas about domain and range?

Answer 7

the ranges could be equal

Answer 8

that's correct

Answer 9

domains?

Answer 10

that too

Answer 11

good

Answer 12

so A and B

Answer 13

thank you!!