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igomit [66]
3 years ago
12

The number of caps a new online store sells increases by a factor of 4 each month. The function f(x) = 4x represents the number

of caps sold in month x. When does the store sell 64 caps?
Mathematics
1 answer:
Flura [38]3 years ago
3 0
<h3>Given</h3>

... f(x) = 4^x

<h3>Find</h3>

... x for f(x) = 64

<h3>Solution</h3>

Rewrite 64 as a power of 4, then equate exponents.

... 64 = 4^x

... 4^3 = 4^x

... 3 = x

The store sells 64 caps in month 3.

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