Cho đường thẳng d: 2x + 3y - 4 = 0. Vectơ pháp tuyến của d là

Chia sẻ

Một số câu hỏi khác có thể bạn quan tâm.

• Choose the best answer for the following sentence:

  It was Ptolemy, a / an ______________, who propounded that the Earth was the center of the universe.

• Choose the best answer for the following sentence:

  The area ____________ New York to the south of Houston Street is known as Soho.

• Choose the best answer for the following sentence:

  England used to be the first ____________ country in Europe as well as in the world.

• Choose the best answer for the following sentence:

  The state is at least ___________ England.
  
  

• Choose the best answer for the following sentence:

  ______________ live in the capital than in the whole of the rest of the country.
   

• Choose the best answer for the following sentence:

  It was ____________________ I had expected.
   

• Choose the best answer for the following sentence:

  He finds physics ________________ other science subjects.
   

• Choose the best answer for the following sentence:

  London has ______________ the rest of the country.
   

• Choose the best answer for the following sentence:

  He used to smoke ______________ a day.
   

• Choose a word that has different stress pattern:

  temple                    palace                     event                    ancient