Matematika Jika f invers (2x-3) = 8-6x, maka f(x) = … A. 5-x B. 1-3x C. X-1/3 D. -1-x/3 E. 1-x/3 Sertakan caranya ya!

jadenschimmelulv – March 04, 2023

Jika f invers (2x-3) = 8-6x, maka f(x) = …

A. 5-x
B. 1-3x
C. X-1/3
D. -1-x/3
E. 1-x/3

Sertakan caranya ya!

Jawab:

fungsi invers

f⁻¹(2x - 3) = 8 - 6x

f(8 - 6x) = 2x - 3

f(- 6x + 8) =  -1/3 (-6x + 8)  - 1/3

f(- 6x + 8) =  -1/3 {(-6x + 8)   + 1 )

f(x) =  - 1/3 (x + 1)

f(x)=   (- x - 1)/3

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