Answer:
x ∈ R, x ≠ 9
Step-by-step explanation:
Given
f(x) =
The denominator of f(x) cannot be zero as this would make f(x) undefined.
To find the value that x cannot be, equate the denominator to zero and solve for x
x - 9 = 0 ⇒ x = 9 ← excluded value
Thus the domain is x ∈ R, x ≠ 9
Answer:
Step-by-step explanation:0=4
C, 1/3
Every time the number is reducing by 1/3
Hope this helps
Answer: 9%
Step-by-step explanation:
Answer:
y=9x ×2
Step-by-step explanation:
I'm sorry if this is wrong