2. A certain TV can be purchased from the manufacturer for $160. A certain online retailer has a standard markup of 30%, and a c
ertain superstore has a standard markup of 40%. (a) What is the price of the TV when purchased online? What is the price of the TV when purchased at the superstore? (b) What is the difference between the prices in Part (a)? How does this relate to the difference in the markup?
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1 answer:
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Answer:
See answers and explanations below (along with a visual graph)
Step-by-step explanation:
For the function :
Amplitude:
Period:
Phase shift:
Vertical shift:
Therefore, for :
Amplitude: , which is 2 units above and below the midline (see d)
Period: , so the cycle will repeat every 3π units
Phase shift: , or π units to the left
Vertical shift: , or 1 unit down
