nauticatyson9
23.11.2020 •
Mathematics
10. If f(x) = { 2x-5 if x < 4
and f(x) {-2/3 x + 2 when x > 4 What is f(3)?
A.) 1
B.) 3
C.) -1
D.) 3
E.) None of these
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Ответ:
circumference = 2πR
radius = center of circle to the outer circle
diameter = 2R