soal komposisi fungsi

Jika fungsi f = {(3, -1),(6, -2), (9, -3)} dan g = {(1, 3),(2, 6),(3, 9)} maka fungsi (f o g) =...

• {(-1, 1),(-2, 2),(-3, 3)}

• {(1, -1),(2, -2),(3, -3)}

• {(3, 1),(6, 2),(9, 3)}

• {(-1, 3),(-2, 6), (-3, 9)}

• {(3, 3), (6, 6), (9, 9)}

Jika fungsi f(x) = x + 2 dan g(x) = x – 3 maka fungsi (f o g)(x) = ...

•   x – 1

• x + 1

• x – 5

• x + 5

• 2x – 6

Jika fungsi f(x) = 2x – 5 dan g(x) = 3x + 1 maka nilai dari fungsi (g o f)(2) = ...

• 9

• 7

• 6

• -1

• -2

Jika fungsif(x) = 3x – 2 dan g(x) = x² maka fungsi (g o f)(x) = ...

• 3x² – 2

• x² + 3x – 2

• 9x2 + 4

• 9x² – 12x + 4

• 9x² – 4

Jika fungsi f = {(4, 1),(8, 2),(12, 3)} dan (g o f) = {(4, 2),(8, 4),(12, 6)} maka fungsi g = ...

• {(2, 1),(4, 2),(6, 3)}

• {(1, 2),(2, 4),(3, 6)}

• {(1, 4),(2, 8),(3, 12)}

• {(2, 4),(4, 8),(6, 12)}

• {(4, 4), (8, 8),(12, 12)}

Jika fungsi (f o g)(x) = 2x – 7 dan f(x) = 2x + 1 maka fungsi g(x) =...

• 4x – 5

• 4x – 13

• 4x – 6

• x – 4

• x – 8

Jika fungsi (f o g)(x) = 3x + 2 dan g(x) = 3x + 5 maka fungsi f(x) = ...

• x – 3

• x – 1

• 9x + 17

• 9x + 11

• 6x + 7

Invers dari fungsi f = {(1, 4),(2, 5),(3, 6)} adalah...

• {(-1, -4),(-2, -5),(-3, -6)}

• {(-4, -1),(-5, -2),(-6, -3)}

• {(4, 1),(5, 2),(6, 3)}

• {(1, 1),(2, 2),(3, 3)}

• {(4, 4),(5, 5),(6, 6)}

Invers dari fungsi f(x) = 2x – 6 adalah ...

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