Question

Help With crazy math questions

Answer 1

In attachment

Answer 2

x cannot equal -4 or 7 because it would make the denominator zero and value of the function indeterminate
so which choice do you think is correct?

Answer 3

You have to forbid numbers that operations that you are using are impossible to compute.
Forbidding means EXCLUDING them from the set by using this \[ \neq \]

Answer 4

So which answer forbids -4 and 7 ?

Answer 5

yes I figured it out the answer is C.) {x:xR,x not equal to-4,x not equal to 7}