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March 26, 2017

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During a sale, a music store is selling all drum kits for 20% off. Preferred customers also receive an additional 15% off.
1. Write a composite function to represent the final cost of a kit that originally cost c dollars.
2. Find the cost of a drum kit priced at $248 that a preferred customer wants to buy.

  • Algebra 2 .......... - ,

    Please only post your questions once. Repeating posts will not get a quicker response. In addition, it wastes our time looking over reposts that have already been answered in another post. Thank you.

  • Algebra 2 .......... - ,

    5a) g(c)= c-0.2c which means 0.8c
    f(c)= c-0.15c which means 0.85c
    Then you find the composition of
    g(f(c))= g (0.85)
    = 0.8 (0.85)
    = 0.68c
    5b) use 0.68c
    = 0.68(248)
    = $168.64

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