Mathematics, 05.07.2021 15:50 sarachristene1777

A. Trong mặt phẳngOxy , phép quay mỗi vector quanh gốc tọa độ một góc α ngược

chiều kim đồng hồ là một ánh xạ tuyến tính

(Hình 1). Hãy tìm ma trận biểu diễn và biểu

thức của phép quay trên.

Ap dụng: Cho tam giác MNP gồm các

đỉnh (1,1) M , (1,2) N , (3,3) P hãy tìm ảnh của

tam giác MNP qua phép quay nói trên, biết

góc quay là / 4 α = π và vẽ hình biểu diễn.

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 16:50

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Answers: 1

Answer

Mathematics, 21.06.2019 17:30

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Answers: 1

Answer

Mathematics, 21.06.2019 21:00

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

Answers: 1

Answer

Mathematics, 22.06.2019 01:00

The computer that controls a bank's automatic teller machine crashes a mean of 0.6 times per day. what is the probability that, in any seven-day week, the computer will crash less than 5 times? round your answer to four decimal places

Answers: 2

Answer

You know the right answer?

A. Trong mặt phẳngOxy , phép quay mỗi vector quanh gốc tọa độ một góc α ngược

chiều kim...

Questions

English, 13.01.2021 17:00

Which event happened the same year that Miller was called to testify before the house un-American activities committee...

Computers and Technology, 13.01.2021 17:00

1. Write a static method named computeOddSum that is passed an array of int's named numbers. The method must compute and return the sum of all the val...

Mathematics, 13.01.2021 17:00

A balloon rises at the rate of 10 feet per second from a point on the ground 100 feet from an observer. Find the rate of change of the angle of elevat...

English, 13.01.2021 17:00

Over the course of the passage, the main focus of the narrative shifts from the A) grim and suspicious attitude of one character to the gregarious beh...

Physics, 13.01.2021 17:00

What is the internal resistance of an automobile battery that has an emf of 12.0 V and a terminal voltage of 15.0 V while a current of 8.00 A is charg...

Mathematics, 13.01.2021 17:00

Francesca must buy over $55 worth of art supplies to qualify for free shipping...

English, 13.01.2021 17:00

Read the underlined sentence in the paragraph on page 2. What can be inferred from this sentence? The narrator does not want his uncle to...

Chemistry, 13.01.2021 17:00

3: Consider molecules of hydrogen (tiny ones) and oxygen (bigger ones) in a gas mixture. If they have the same average kinetic energy (they will at th...

Mathematics, 13.01.2021 17:00

Help me fast please I’ve been struggling with this

Social Studies, 13.01.2021 17:00

An employee that is required to work less than 32 hours per week would be considered a worker. A. commissioned B. full-time...

Business, 13.01.2021 17:00

Assume your gross pay per pay period is $3,000 and you are in the 28 percent tax bracket. Calculate your net pay and spendable income if you save $300...

Chemistry, 13.01.2021 17:00

Two volumes of nitric oxide react with one volume of oxygen gas to form two volumes of a reddish-brown gas. Deduce the formula of this gas and sketch...

History, 13.01.2021 17:00

The election of 2008 was historically significant for women because Oone woman ran for president and one ran for vice president.Oa third-party...

History, 13.01.2021 17:00

In the late nineteenth century, a large population of immigrants and rapid growth of cities coincided with the development of political bosses and po...

Social Studies, 13.01.2021 17:00

Which variables describe characteristics of the study participants such as gender and years of service that cannot be manipulated...

Physics, 13.01.2021 17:00

How much energy in joules does it take to raise 50.0g of liquid ethanol at 25.0°C to 78.0°C and then evaporate? The specific heat of liquid ethanol i...

Health, 13.01.2021 17:00

If you vape or smoke what happens?...

Biology, 13.01.2021 17:00

a real DNA molecule consists of THOUSANDS of these pairs of nucleotides. What is the pairing arrangement of nitrogen bases...

Business, 13.01.2021 17:00

Dairy Days Ice Cream sells ice cream cones for $4 per customer. Variable costs are $3 per cone. Fixed costs are $2,500 per month. What is Dairy Days'...

Business, 13.01.2021 17:00

g You are about to retire and have $1,000,000 invested in your retirement account. The Account pays 6% annually. You expect inflation to average How l...

More questions: Mathematics Another questions