Tentukan Invers dari fungsi berikut . .
1. f(x) = 3x - 2
5x
2. f(x) = 3x
2x - 8
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BalasHapusjawaban
BalasHapusF(x)=(3x-2)/5x=f^-1(x)=?
Penyelesaian
Y = f(x) = y = (3x – 2) / 5x
Y = 5x=3x-2
Y=5xy-3x=-2
=x(5y-3)=-2
X=-2/5y-3 =>f^-1(x)=-2/5x-3
F(x)=3x-2/(2x-8)=f^-1=?
Peny;
Y=f(x)=y=3x/(2x-8)
=>y=2x-8=3x
=2xy-8y=3x
=2xy-3x=8y
=x(2y-3)=8y
X=8y/2y-3
F^-1(x)=8x/2x-3
jawaban
BalasHapusF(x)=(3x-2)/5x=f^-1(x)=?
Penyelesaian
Y = f(x) = y = (3x – 2) / 5x
Y = 5x=3x-2
Y=5xy-3x=-2
=x(5y-3)=-2
X=-2/5y-3 =>f^-1(x)=-2/5x-3
F(x)=3x-2/(2x-8)=f^-1=?
Peny;
Y=f(x)=y=3x/(2x-8)
=>y=2x-8=3x
=2xy-8y=3x
=2xy-3x=8y
=x(2y-3)=8y
X=8y/2y-3
F^-1(x)=8x/2x-3
jawaban
BalasHapusF(x)=(3x-2)/5x=f^-1(x)=?
Penyelesaian
Y = f(x) = y = (3x – 2) / 5x
Y = 5x=3x-2
Y=5xy-3x=-2
=x(5y-3)=-2
X=-2/5y-3 =>f^-1(x)=-2/5x-3
F(x)=3x-2/(2x-8)=f^-1=?
Peny;
Y=f(x)=y=3x/(2x-8)
=>y=2x-8=3x
=2xy-8y=3x
=2xy-3x=8y
=x(2y-3)=8y
X=8y/2y-3
F^-1(x)=8x/2x-3
jawaban
BalasHapusF(x)=(3x-2)/5x=f^-1(x)=?
Penyelesaian
Y = f(x) = y = (3x – 2) / 5x
Y = 5x=3x-2
Y=5xy-3x=-2
=x(5y-3)=-2
X=-2/5y-3 =>f^-1(x)=-2/5x-3
F(x)=3x-2/(2x-8)=f^-1=?
Peny;
Y=f(x)=y=3x/(2x-8)
=>y=2x-8=3x
=2xy-8y=3x
=2xy-3x=8y
=x(2y-3)=8y
X=8y/2y-3
F^-1(x)=8x/2x-3