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Verified answer
Jawabf(x)= (4x - 7)/(3 - x)
y = (4x - 7)/( 3 - x)
4x - 7 = y(3 - x)
4x - 7 = 3y - xy
4x + xy = 7 + 3y
x(4 + y) = (7 + 3y)
x = (7 + 3y)/(4 + y)
f⁻¹ (x) = (3x + 7)/(x + 4)