The number of customers in a grocery store is modeled by the function y -X? + 10x + 50, where y is the number of customers in the store and x is the number of hours after 7:00 A. M.
a. At what time is the maximum number of customers in the store?
- How many customers are in the store at the time in part (a)?

answer

false

explanation

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the one below it is a function

the revenue of the fitness center, y, is the product of two factors: the number of members and the fee paid by each member. there are 320 members now, but number of members goes down by 10 for each $5 increase in fees, so if x is the number of $5 price increases then members is equal to (320 - 10x). since the fee is currently $45, and the fee increases by $5 for every price bump x, the fee is given by (45 + 5x). so, revenue y is given by y = (320 - 10x)(45 + 5x).

step-by-step explanation:

where is the question is there is a formula or is there not one