May 2022 1 4 Report
26.Diketahui f(x) = 1 – x2 g(x) = 3x dan h(x) = 2 – x maka nilai dari (fogoh)(1) = … .

A -10

B -8

C -6

D -4

E -2


27.Jika f(x) = (2x+3)/(4x-5) dan g(x) = (5x+3)/(4x-2) maka nilai dari (fog)(0) = … .

A 0

B 1

C 2

D 3

E 4


28.Jika f(x) = (2x+5)/(x-3) dan g(x) = x – 4 maka invers dari (fog)(x) adalah … .

A (2x-4)/(x-3)

B (2x-3)/(x-3)

C (2x-3)/(x-7)

D (7x-4)/(x-2)

E (7x-3)/(x-2)


29.Jika f(x) = 3x -1 dan g(x) = x/(x-1) maka nilai dari (f -1og -1)(2) = … .

A 1

B 2

C 0

D -1

E -2


30.Diketahui f(x) = 5x+2, g(x)= x – 3 dan h(x) = x maka (g -1of -1oh-1) (7) = … .

A 4

B 7

C 10

D 12


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