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What is the approximate value of f(5) for the function f(x)=6.87(2.5)(x – 1)?

User Denisia
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1 Answer

1 vote

Answer:

68.7

Explanation:

We need only estimate (approximate) the value of f(x) at x = 5:

f(x)=6.87(2.5)(x – 1) → f(5)=6.87(2.5)(5 – 1).

Note that 2.5(4) = 10, so now we have (exactly) f(5)=6.87(10), which, in turn, is

equal to 68.7.

User Jim Tierney
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