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Geometria Analítica

Authored by Eduarda Sá

Mathematics

11th Grade

Used 7+ times

Geometria Analítica
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11 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Considere, num referencial o.n. xoy, a reta r de equação  y=12x+35y=-\frac{1}{2}x+\frac{3}{5}  Seja s a reta perpendicular a r que passa no ponto de coordenadas (1,4). Qual é a equação reduzida da reta s?

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2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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y=34x2y=-\frac{3}{4}x-2

y=43x2y=-\frac{4}{3}x-2

y=43x1y=\frac{4}{3}x-1

y=2x2y=-2x-2

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

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z=1z=1

x+y=0x+y=0

x+yz=0x+y-z=0

x+2y+3z=0x+2y+3z=0

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

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6

36

18

3

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Considera dois vetores u\overrightarrow{u}   e  v\overrightarrow{v}  tais que  u=2\parallel\overrightarrow{u}\parallel=2  ,  v=8\parallel\overrightarrow{v}\parallel=8  e  u.v=8\overrightarrow{u}.\overrightarrow{v}=8  . Qual das seguintes opções poderá corresponder ao ângulo formado por  u\overrightarrow{u}  e  v\overrightarrow{v}  

60º

30º

120º

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

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53-\frac{5}{3}

53\frac{5}{3}

135-\frac{13}{5}

133\frac{13}{3}

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Considera os pontos A(0,1) e B(2,3).

Seleciona a afirmação verdadeira.

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