
Soal Pilihan Ganda Bilangan Kompleks
Authored by Hidayati H
Mathematics
11th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika z=3+4i, maka modulus dari z adalah:
3
4
5
√13
7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika z=1+i dan w=2-i, maka z × w adalah:
1+i
2+3i
3+i
3+0i
3+4i
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Diketahui z=2-3i, maka nilai z̅ (konjugat dari z) adalah:
2+3i
2-3i
-2+3i
-2-3i
3+2i
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika z=4+3i, maka argumen dari z adalah:
tan⁻¹(4/3)
tan⁻¹(3/4)
π/3
π/4
π/2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika z1=3+4i dan z2=1-2i, maka z1+z2 adalah:
2+6i
4+2i
4+6i
3+2i
2+4i
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika z=6i, maka bentuk polar dari z adalah:
6(cos0+i sin0)
6(cos(π/2)+i sin(π/2))
6(cosπ+i sinπ)
6(cos(3π/2)+i sin(3π/2))
6(cos(π/4)+i sin(π/4))
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika z=r(cosθ+i sinθ) adalah bentuk polar dari bilangan kompleks, maka bentuk eksponensial dari z adalah:
re^(iθ)
r cosθ+r sinθ
re^(-θ)
r sinθ+i cosθ
r² e^(iθ)
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