Helppppp please !!!
2 answers:
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Answer:
Step-by-step explanation:
We know the definition of both functions: , and
A) In order to evaluate what , let's first investigate what g(-1) is using the definition for this function:
Now let's find what f(2) is using f(x) definition:
B) In order to evaluate what , let's first investigate what f(3) is using the definition for this function:
Now let's find what g(7) is using the definition for this function:
For this case we have that by definition, the circumference of a circle is given by:
Where:
d: It is the diameter of the circle
They tell us that:
Substituting:
Thus, the circumference of the circle is 55 centimeters.
Answer:
Option B