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24-09-2020
Mathematics

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f(r)=3.14r to the 2nd.What is f(3)
A .28.26
B.88.74
C.12.14
D.18.84

Respuesta :

mhanifa mhanifa

24-09-2020

Answer:

A .28.26

Step-by-step explanation:

Given

f(r) = 3.14r²

Solution for f(3)

f(3) = 3.14*3² = 28.26

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