Answer:
irrational number i believe
Step-by-step explanation:
Answer:
x ≠ - 5
Step-by-step explanation:
Given
f(x) = 
The denominator of f(x) cannot be zero as this would make f(x) undefined.
Equating the denominator to zero and solving gives the value that x cannot be.
solve : x + 5 = 0 ⇒ x = - 5 ← excluded value
The answer is the last one
Step-by-step explanation:
g = 28000 - 700t
because your started with 28000 gallons and every hour you have 700 less.