The function f(x) = −x2 + 16x − 60 models the daily profit, in dollars, a shop makes for selling candles, where x is the number
of candles sold, and f(x) is the amount of profit.
Part A: Determine the vertex. What does this calculation mean in the context of the problem?
Part B: Determine the x-intercepts. What do these values mean in the context of the problem?
2 answers:
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Answer
the vertex is the maximun and the coordinates are 4 and 10
Step-by-step explanation:
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Answer:
C. Distributive property
Step-by-step explanation:
Distributive property says that

Consider left part of the expression

By distibutive property,

Answer:
x=2
Step-by-step explanation:
6x+2x-9=7
Combine like terms on each side of the equation
8x-9=7
Add 9 to each side
8x=16
Divide by 8 on each side
x=2
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