Modeling with Periodic Functions Answers

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Which linear equation models the company’s income from selling x purses?

y = x + 20

y = 20x

Option

What are the solutions to the system of equations?

(-23,400, 3,400) and (-1,170,170)

(-1,170, -23,400) and (170, 3,400)

(274, 726) and (5,480, 14,520)

(274, 5,480) and (726, 14,520)

How many real solutions does the system have?

What does it mean in this context that the system of equations has no real solutions?

The boats started at different times.

The boats' paths are not parabolas.

The boats' paths do not cross each other.

The boats are traveling at different speeds.

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