alyxxboothe
28.11.2019 •
Mathematics
Given the function ƒ(x) = 3x + 5, find ƒ(4) and x such that ƒ(x) = 38.
a. 17; 11
b. 20; 13
c. 12; 15
d. 24; 9
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Ответ:
3x+5=38
3x=33
Divid by 3 both side
X=11
Ответ: