Tìm các cặp tương ứng sau

Phương trình mặt cầu tâm I(a,b,c) bán kính R

Cho các véc tơ $$\overrightarrow{a}=\left(x_1;y_1;z_1\right)$$ và $$\overrightarrow{b}=\left(x_2;y_2;z_2\right)$$ , hãy ghép công thức chính xác

Tích vô hướng $$\overrightarrow{\ a}.\overrightarrow{\ b}$$

Độ dài véc tơ $$\overrightarrow{\ a}$$

$$\overrightarrow{\ a}\ $$ cùng phương $$\overrightarrow{\ b}$$

Trong không gian $$Oxyz$$ , cho 2 đường thẳng $$d,\ d$$ có VTCP lần lượt là $$\overrightarrow{u}\ ,\ \overrightarrow{u$$ , 2 mặt phẳng $$\left(\alpha\right),\ \left(\beta\right)$$ có VTPT lần lượt là $$\overrightarrow{n},\ \overrightarrow{n$$ . Hãy chọn các khẳng định đúng.

Góc giữa $$d$$ và $$\left(\alpha\right)$$ : $$\sin\left(\overrightarrow{n},\ \overrightarrow{u}\right)=\frac{\left|\overrightarrow{n}.\ \overrightarrow{u}\right|}{\left|\overrightarrow{n}\right|.\left|\overrightarrow{u}\right|}$$ .

Góc giữa 2 vectơ: undefined .

Góc giữa 2 đường thẳng: undefined .

Góc giữa 2 mặt phẳng: undefined .

$$0\degree\le$$ góc 2 vectơ $$\le180\degree$$ , $$0\degree\le$$ góc 2 đường, 2 mặt, đường+mặt $$\le90\degree$$

ÔN LÝ THUYẾT TOÁN 12

Quiz

•

Mathematics

•

12th Grade

•

Practice Problem

•

Medium

English Teacher

Used 1+ times

FREE Resource

35 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

đúng

sai

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Đúng

sai

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Đúng

Sai

Answer explanation

nếu gặp hàm tích của tích phân ta thường dùng nguyên hàm từng phần

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

C

không tồn tại

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Đúng

Sai

Create a free account and access millions of resources

Create resources

Host any resource

Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever

or continue with

Microsoft

Apple

Others

Already have an account?

Similar Resources on Wayground

30 questions

TOAN GKI

Quiz

•

4th Grade - University

30 questions

Kiến thức về Trung du và miền núi Bắc Bộ

Quiz

•

4th Grade - University

40 questions

Ôn tập

Quiz

•

1st Grade - University

30 questions

BÀI KIỂM TRA THỬ MAT121

Quiz

•

12th Grade

40 questions

HÌNH HỌC 12_CHƯƠNG 3_BÀI 2_PHƯƠNG TRÌNH MẶT PHẲNG

Quiz

•

12th Grade

36 questions

untitled

Quiz

•

12th Grade - University

40 questions

Câu hỏi về diện tích hình tròn

Quiz

•

5th Grade - University

40 questions

ÔN TẬP CHƯƠNG III( SỐ PHỨC )

Quiz

•

12th Grade

Popular Resources on Wayground

5 questions

This is not a...winter edition (Drawing game)

Quiz

•

1st - 5th Grade

15 questions

4:3 Model Multiplication of Decimals by Whole Numbers

Quiz

•

5th Grade

25 questions

Multiplication Facts

Quiz

•

5th Grade

10 questions

The Best Christmas Pageant Ever Chapters 1 & 2

Quiz

•

4th Grade

12 questions

Unit 4 Review Day

Quiz

•

3rd Grade

10 questions

Identify Iconic Christmas Movie Scenes

Interactive video

•

6th - 10th Grade

20 questions

Christmas Trivia

Quiz

•

6th - 8th Grade

18 questions

Kids Christmas Trivia

Quiz

•

KG - 5th Grade

Discover more resources for Mathematics

11 questions

Solve Systems of Equations and Inequalities

Quiz

•

9th - 12th Grade

17 questions

Identify Linear and Nonlinear Functions

Quiz

•

8th - 12th Grade

15 questions

Identify Triangle Congruence Postulates

Quiz

•

9th - 12th Grade

12 questions

Combine Like Terms

Quiz

•

6th - 12th Grade

20 questions

Multi-Step Equations and Variables on Both Sides

Quiz

•

9th - 12th Grade

20 questions

Multiplication and Division Facts

Quiz

•

3rd - 12th Grade

30 questions

Unit 1 Final Review

Quiz

•

9th - 12th Grade

16 questions

Percent Of A Number

Quiz

•

6th - 12th Grade