Ulangan harian ( Vektor, Math IPA kelas X)

Ulangan harian ( Vektor, Math IPA kelas X)

11th Grade - University

15 Qs

quiz-placeholder

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Ulangan harian ( Vektor, Math IPA kelas X)

Ulangan harian ( Vektor, Math IPA kelas X)

Assessment

Quiz

Mathematics

11th Grade - University

Practice Problem

Medium

Created by

Rajamuddin Sidabalok

Used 164+ times

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15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui a = t i - 8 j + h k dan b = (t +2) i + 4 j + 2 k. Jika a = - b maka vektor a dapat dinyatakan ...

A. i + 8j + 2 k

B. i + 8 j - 2k

C. i - 8j + 2k

D. - i - 8j + 2k

E. - i - 8j - 2k

A

B

C

D

E

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jika vektor a = 10i + 6 j - 3k dan b = 8 i + 3 j + 3k serta c = a - b, maka vektor satuan yang searah denga c adalah...

A. 6/7 i + 2/7 j + 3/7 k

B. 2/7 i + 3/7 j - 6/7 k

C. 2/7 i - 3/7 j + 6/7 k

D. 6/7 i - 3/7 j - 2/j k

E. -2/7 i + 6/7 j - 3/7 k

A

B

C

D

E

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui titik-titik A (2, 5, 2), B (3, 2, -1), C (2, 2, 2). Jika a = AB dan b = CA dan c = b - a maka vektor c adalah...

A. (1,5,3)

B. (-1,5,3)

C. (-1,0,3)

D. (-1,3,5)

E. (-1,-3,5)

A

B

C

D

E

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui U = 3 i + 2 j + k dan v = 2i + j dimana W = 3 U - 4 V maka besar W =...

A. √5

B. √7

C. √11

D. √13

E. √14

A

B

C

D

E

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Diketahui vektor u = 2 i - 3 j + 5 k dan v = - 3 i - 5 j + 2 k menga[it sudut Ɵ. Maka nilai tan Ɵ adalah...

A. √2

B. √3

C. √5

D. √6

E. 1

A

B

C

D

E

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Jika a = i - 2j + k, b = 2i - 2j - 3k dan c = -i + j + 2k, maka 2a - 3b - 5 c sama dengan...

A. i + j + k

B. 2i - 5j + k

C. 5i - 2j + k

D. 5i + 2j + k

E. 5 i - 2 j - k

A

B

C

D

E

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jika vektor u dan vektor v membentuk sudut 60 derajat dimana IuI = 4 dan IvI = 2, maka u (v + u) =

A. 13

B. 15

C. 17

D. 19

E. 20

A

B

C

D

E

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