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Operasi aljabar biangan kompleks

Authored by Harmana Harmana

Mathematics

11th Grade

Used 4+ times

Operasi aljabar biangan kompleks
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Diketahui bilangan kmpleks z1 = 3 + 2i dan z2 = 4 + i.

Maka z1 + z2 = ...

7 + 2i

7 + 3i

7 - 2i

7 - i

2.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Diketahui bilangan kompleks z1 = 3 + 2i dan z2 = 2 - 3i

Maka 2z1 - z2 = (a)  

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Diketahui bilangan kompleks z1 = -2 + 4i dan z2 = 3 + i

Maka 2z1 + 3z2 sama dengan ...

1 + 5 i

  • -13 + 5i

5 + 11 i

5 - 11 i

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Misalkan z1, z2 adaah bilangan kompleks, serta a, b adalah skalar

Pernyataan berikut yang benar adalah ...

z1 + z2 = z2 + z1

a( bz1 ) = (ab) z1

a(z1 + z2) = az1 + az2

(a + b)z1 = az1 + bz1

5.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

Nilai dari (3 - 2i) (3 + 2i) = (a)  

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Diketahui z1 = 1 + i dan z2 = 3 - 2i

Maka z1.z2 sama dengan ....

1 + i

5 + i

5 - i

4 - i

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Bentuk sederhana dari (2 + 3i)(2 + 3i) adalah ....

13 + 12i

-5 - 12i

-5 + 12i

-5 - 6i

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