REMED PTS MINAT KELAS X

REMED PTS MINAT KELAS X

12th Grade - University

11 Qs

quiz-placeholder

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REMED PTS MINAT KELAS X

REMED PTS MINAT KELAS X

Assessment

Quiz

Mathematics

12th Grade - University

Easy

Created by

diana sari

Used 3+ times

FREE Resource

11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Diketahui a = i + 2j + 3k,

b = – 3i – 2jk, dan c = i – 2j + 3k, maka 2a + bc = …

2i – 4j + 2k

–2i + 4j + 2k

2i + 4j – 2k

- 2i - 4j – 2k

a. 2i + 4j + 2k

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui segitiga ABC dengan koordinat A(2, –3, 4), B(5, 0, 1), dan C(4, 2, 5). Titik P membagi AB sehingga AP : AB = 2 : 3. Panjang vektor PC adalah …

√10

√13

√15

3√2

9√2

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jika vektor a = xi – 4j + 8k tegak lurus vektor b = 2xi + 2xj – 3k, maka nilai x yang memenuhi adalah …

-2 atau 6

-3 atau 4

-4 atau 3

-6 atau 2

2 atau 6

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui vektor a = 6xi + 2xj – 8k,

b = –4i + 8j + 10k dan

c = –2i + 3j – 5k. Jika vektor a tegak lurus b maka vektor ac = …

-58i - 20j - 3k

-58i - 23j - 3k

-62i - 20j - 3k

-62i - 23j - 3k

-64i - 23j - 3k

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui vektor a = 4i + 2j + 2k dan b = 3i + 3j . Besar sudut antara vektor a dan b adalah….

30o

45o

60o

90o

120o

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Jika vektor a = –3ij + xk dan vektor

b = 3i – 2j + 6k. Jika panjang proyeksi vektor a pada b adalah 5, maka nilai x = …

-7

-6

5

6

7

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

diketahui a = 5i + 6j + k dan b = i - 2j - 2k. proyeksi orthogonal vektor a dan b adalah . . . .

i + 2j + 2k

i + 2j - 2k

i - 2j + 2k

-i + 2j + 2k

2i + 2j -k

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