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SAT - MATEMATIKA TL KELAS XI

Authored by Imamatul Arifah

Mathematics

11th Grade

Used 3+ times

SAT - MATEMATIKA TL KELAS XI
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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

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Diketahui k⃗=i+2j−3k, l⃗=3i+5kk⃗=i+2j-3k,\ l⃗=3i+5k dan m⃗=−2i−4j+km⃗=-2i-4j+k . Jika u⃗=2k⃗+l⃗−m⃗,u⃗=2k⃗+l⃗-m⃗, maka u⃗=u⃗= ...

5i+6j+k5i+6j+k

3i−2j−2k3i-2j-2k

2i−2j2i-2j

7i+8j−2k7i+8j-2k

7i−8j−2k7i-8j-2k

2.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

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Hasil dari A−BA-B jika terdapat dua vektor yaitu A=(6,−2,3)A=(6,-2,3) dan B=(4,1,−2)B=(4,1,-2) adalah ...

(2,−3,5)(2,-3,5)

(10,−1,1)(10,-1,1)

(2,−3,1)(2,-3,1)

(6,−3,5)(6,-3,5)

(4,−3,5)(4,-3,5)

3.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

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  1. Jika diketahui p⃗=3i+j+5kp⃗=3i+j+5k dan q⃗=−2i−5j+k,q⃗=-2i-5j+k, maka p⃗⦁q⃗=p⃗⦁q⃗= …

−6-6

−4-4

44

66

1414

4.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

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Diketahui bahwa u⃗=i+2j−3k, v⃗=4i+4j+mku⃗=i+2j-3k,\ v⃗=4i+4j+mk dan w⃗=3i−4j+5k.w⃗=3i-4j+5k. Jika u⃗⟘v⃗,u⃗⟘v⃗, maka hasil dari u⃗+2v⃗−w⃗=u⃗+2v⃗-w⃗= ..

6i+14j6i+14j

6i+14j+6k6i+14j+6k

6i+14j+10k6i+14j+10k

6i+14j+12k6i+14j+12k

6i+14j+14k6i+14j+14k

5.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

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Diketahui u⃗=i+2j−xk, v⃗=3i−2j+ku⃗=i+2j-xk,\ v⃗=3i-2j+k dan w⃗=2i+j+2k.w⃗=2i+j+2k. Jika u⃗⟘v⃗,u⃗⟘v⃗, maka hasil dari (u⃗+v⃗)⦁(u⃗−w⃗)=(u⃗+v⃗)⦁(u⃗-w⃗)= ...

−4-4

−2-2

00

22

44

6.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

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Diketahui vektor a⃗=3i+2j−ka⃗=3i+2j-k dan b⃗=3i+9j−12k.b⃗=3i+9j-12k. Jika vektor 2a⃗−cb⃗2a⃗-cb⃗ tegak lurus terhadap b⃗,b⃗, maka nilai c=c= ...

−1-1

−13-\frac{1}{3}

11

13\frac{1}{3}

33

7.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

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Diberikan dua vektor a⃗=(−1,−2,1)a⃗=(-1,-2,1) dan b⃗=(2,1,1).b⃗=(2,1,1). Besar sudut yang dibentuk oleh kedua vektor tersebut adalah …

45°45\degree

60°60\degree

75°75\degree

90°90\degree

120°120\degree

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