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Determinar a Equação da Reta

Authored by Ueslei Marques

Mathematics

12th Grade

Used 30+ times

Determinar a Equação da Reta
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Determine a equação da reta que passa pelo ponto A(−1,4)A(-1,4) e tem coeficiente angular(inclinação) 2.

2x−y+6=02x-y+6=0  

−x+2y+6=0-x+2y+6=0  

−2x−y+3=0-2x-y+3=0  

2x+y−5=02x+y-5=0  

Answer explanation

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2.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Determine a equação da reta que passa pelos pontos A(−1,−2)A(-1,-2) e B(5,2)B(5,2)  .

2x−3y−4=02x-3y-4=0  

−2x−3y+4=0-2x-3y+4=0  

2x+3y−4=02x+3y-4=0  

2x−3y+4=02x-3y+4=0  

Answer explanation

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3.

MULTIPLE CHOICE QUESTION

30 sec • 10 pts

Seja r a reta que passa pelos pontos (1,2)(1,2) e (−2,5)(-2,5) . Determine a equação geral de r.

−x−y+3=0-x-y+3=0  

−3x−3y+3=0-3x-3y+3=0  

x−3y+9=0x-3y+9=0  

−3x−y+9=0-3x-y+9=0  

Answer explanation

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4.

FILL IN THE BLANKS QUESTION

5 mins • 10 pts

A equação geral da reta que possui coeficiente angular igual a −2-2 e passa por (1,3)(1,3) é

(a)  

Answer explanation

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5.

FILL IN THE BLANKS QUESTION

5 mins • 10 pts

Media Image

Encontre a equação da reta da figura.

(a)  

Answer explanation

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6.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Qual a equação da reta que passa pelos pontos (2,3) e (4,0)?

2y+3x−6=02y+3x-6=0  

2y−3x−6=02y-3x-6=0  

−2y+3x−6=0-2y+3x-6=0  

2y+3x−5=02y+3x-5=0  

7.

MULTIPLE CHOICE QUESTION

10 mins • 10 pts

Determine a reta que passa por (0,3) e tem inclinação de 45o45^o  .

y−x−3=0y-x-3=0  

y+2x−3=0y+2x-3=0  

2y−x−3=02y-x-3=0  

2y−2x−3=02y-2x-3=0  

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