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MỞ ĐẦU PTMP-1-xong nhưng chưa giao

Authored by sang nguyen van

Mathematics

9th - 12th Grade

MỞ ĐẦU PTMP-1-xong nhưng chưa giao
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40 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

x-2y+3 z-12=0

x-2y-3z+6=0

x-2y+3z+12=0

x-2y-3z-6=0.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

cho mặt phẳng (P): 2 x+7y-3 z+2023=0. Vectơ nào sau đây là vectơ pháp tuyến của mặt phẳng (P) ?

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(2 ; 5 ;-1)

(2 ; 5 ; 1)

(-2 ; 5 ;-1)

(-4 ; 10 ; 2).

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cho mặt phẳng (P): x-y+3=0. Vectơ nào không phải là vectơ pháp tuyến của mặt phẳng (P) ?

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cho mặt phẳng (P): x-2 y+z-5=0. Điểm nào dưới đây thuộc (P) ?

Q(2 ;-1 ; 5)

P(0 ; 0 ;-5)

N(-5 ; 0 ; 0)

M(1 ; 1 ; 6).

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3 x-2 y+z+12=0

3 x+2 y+z-8=0

3 x-2 y+z-12=0

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

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