y = x + 1
Sammy wants to train in the gym. Registration in a city gym costs $ 1. The gym fee is $ 1 per day.
We define the variables:
x = number of days.
y = full payment of the gym after x days.
Answer:
The slope represents the cost per day of the gym.
m = 1 $ / day
The intersection with the y-axis represents the inscription in the gym.
b = 1 $
Answer: the answer is 18
Step-by-step explanation:
Trinomial means a polynomial having 3 different terms. According to the given statement we have to choose a trinomial which also contains a constant term.
From the given options we can see only option A gives such a polynomial which has 3 terms and a constant term in it as well.
The rest of the options either have lesser terms or no constant term. The given two conditions are only satisfied for option A.