Buatlah grafik fungsi f(x) = |3x+1|
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Buatlah grafik fungsi f(x) = |3x+1|
1 Jawaban
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1. Jawaban izzaTizza
f(x) = |3x+1|
karena mutlak, berarti
f(x) = 3x+1 dan f(x) = -3x-1
>f(x) = 3x+1
f(0) = 3(0)+1= 1 -> (0,1)
f(x) = 3x+1 = 0
x = -1/3 -> (-1/3,0)
>f(x) = -3x-1
f(0) = -3(0)-1=-1 -> (0,-1)
f(x) = -3x-1=0
x = -1/3 -> (-1/3,0)