1. At an office supply store, if a customer purchases fewer than 10 pencils, the cost of each pencil is $1.75. If a customer purchases 10 or more pencils, the cost of each pencil is $1.25. Let c be a function for which c(x) is
the cost of purchasing x pencils, where x is the number of pencils
c(x) -
75x, ifo 5x59
1.25x, if x2 10
(a) What is the cost of 8 pencils?
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(b) What is the cost of 10 pencils?
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