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Produto Vetorial e Produto Misto

Authored by Frederico Augusto

Mathematics

University

Used 4+ times

Produto Vetorial e Produto Misto
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5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sejam V, W e U vetores, e v, w e u suas reflexões num espelho. Se VxW=U, então vxw=u.

Verdadeiro

Falso

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

j x (-i) = ?

0

k

-k

42

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Calcule (1,0,-2) x (0,3,0)

(0,3,6)

(3,6,0)

(6,0,3)

EU PRECISO DE MAIS TEMPO!!!

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sabendo que os vetores U=(2,0,0), V=(0,3,-4) e W=(0,4,3) são ortogonais, e tem normas 2, 5 e 5, calcule |U.(VxW)|

24

26

27

50

5.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Marque todas as opções onde UxV=0

U e V são ortogonais

U e V são paralelos

U=V

U=0

U+V=0

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