
Operasi Aljabar Fungsi
Authored by Cut Mardian
Mathematics
11th Grade
Used 2+ times

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7 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Tentukan domain dari fungsi f(x) = 4-x2 f(x) = 9-x2 f(x) = 16-x2 f(x) = 25-x2
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2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika 𝑓(𝑥) = 𝑥2 + 2𝑥 dan 𝑔(𝑥) = −2𝑥 + 1, maka (𝑓 − 𝑔)(𝑥) adalah…
𝑥2 − 1
𝑥2 + 4𝑥 − 1
𝑥2 − 2𝑥 + 1
𝑥2 + 1
𝑥2 + 4𝑥 + 1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui 𝑓(𝑥) = 3𝑥2 − 2 dan 𝑔(𝑥) = 7𝑥 + 5, maka (𝑓 𝑥 𝑔)(𝑥) = ⋯
21𝑥3 − 15𝑥2 − 14𝑥 − 10
21𝑥3 − 15𝑥2 + 14𝑥 − 10
21𝑥3 + 15𝑥2 + 14𝑥 + 10
21𝑥3 + 15𝑥2 − 14𝑥 − 10
21𝑥3 + 15𝑥2 − 14𝑥 + 10
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika 𝑓(𝑥) = 𝑥2 − 3𝑥 − 5 dan 𝑔(𝑥) = 2𝑥, maka (𝑓. 𝑔)(𝑥) = ⋯
2𝑥3 − 6𝑥2 − 10𝑥
2𝑥2 − 6𝑥 − 10
2𝑥3 + 6𝑥2 − 10𝑥
2𝑥3 + 6𝑥2 + 10𝑥
2𝑥2 − 6𝑥 + 10
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika 𝑓(𝑥) = 9𝑥2 − 3𝑥 − 5. Nilai dari 𝑓 (1 = ⋯ )
-5
9
-3
-1
3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui 𝑓(𝑥) = 𝑥 + 1 dan 𝑔(𝑥) = 𝑥2 − 4𝑥 − 5 . Hasil dari 𝑔 (𝑥) adalah…
𝑥 − 5
𝑥 + 1
𝑓 (𝑥)
𝑥 − 4
𝑥2 − 3𝑥 − 4
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Dikethui fungsi 𝑓(𝑥) = 𝑥2 + 2𝑥 dan 𝑔(𝑥) = 2 maka (𝑓 . 𝑔)(𝑥) = ⋯
2𝑥 −4𝑥
2
𝑥+3
2
𝑥+3
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