Yang bisa mengerjakan tolong yaa, soal matematika saya kls 1 sma
Matematika
Sampeyan15
Pertanyaan
Yang bisa mengerjakan tolong yaa, soal matematika saya kls 1 sma
1 Jawaban
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1. Jawaban 18Navillera
F(x) = 4x - 1
g(x) = (5x-6)/(3x+2)
a.
y = 4x - 1
4x = 1 + y
x =(1+y)/4
f^-1(x) = (1+x)/4
b.
y = (5x-6)/(3x+2)
3xy + 2y = 5x - 6
3xy - 5x = -6 - 2y
x(3y-5) = -6-2y
x = (-6-2y)/(3y-5)
g^-1(x) = (-6-2x)/(3x-5)
c.
f^-1(2) = (1+2)/4
f^-1(2) = 3/4
d.
f^-1(0) = (1+0)/4
f^-1(0) = 1/4
e.
g^-1(1) = (-6-2(1))/(3(1) -5)
g^-1(1) = (-6-2)/(3-5)
g^-1(1) = -8/-2
g^-1(1) = 4