Y= -2, -1, 0, 1 ,2
The function is linear
The answer is D
Explanation:22.5 is how much each vaccine is and x is how many vaccines while y is the total cost and 45 is a standard fee
A person sold 100 shares of a stock at a loss of 40%.
selling price for the 100 shares was $3,000
Let the stock was bought at $x then we can write

Hence Amount paid for the Stock was $5000
f(-10) = 4
f(-2) = 4
Since y is constant while x isnt we just dont need to put x
f(x) = 4