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lolfunny124
05.05.2020 •
Mathematics
Given f(x) = 3x- 1 and g(x)=2x-3, for which value of x does g(x) = f(2)?
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Ответ:
x=4
Step-by-step explanation:
f(x) = 3x- 1 and g(x)=2x-3
f(2) means x=2
f(2) = 3(2)-1
f(2) = 6-1 =5
We want g(x) =5
5 = 2x-3
Add 3 to each side
5+3 = 2x-3+3
8 = 2x
Divide by 2
8/2 =2x/2
4=x
g(x) = f(2) when x=4
Ответ:
![\sqrt{32} =4\sqrt{2} =4\times 1.414 = 5.656](/tpl/images/1010/0876/eab30.png)
5.656 is the right answer