kalebbenton15
28.11.2019 •
Mathematics
Let f(x)=2x−1. if 3f(a)=15, what is the value of f(2a)?
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Ответ:
f(a) = 2a-1, 3f(a) = 3(2a-1) = 15 -> a=2 so f(2a)=f(4)=7
Ответ:
0.71= 71/100
Just choose a fraction between those two.