What formula is y2 y1 x2 x1?

What formula is y2 y1 x2 x1?

In math, the slope describes how steep a straight line is. It is sometimes called the gradient. The slope is defined as the “change in y” over the “change in x” of a line. If you pick two points on a line — (x1,y1) and (x2,y2) — you can calculate the slope by dividing y2 – y1 over x2 – x1.

What does x1 mean in math?

xi represents the ith value of variable X. For the data, x1 = 21, x2 = 42, and so on.

What is a Xi?

eleven, 11, XI(noun) the cardinal number that is the sum of ten and one. xi(adj) the 14th letter of the Greek alphabet.

Is Xi a valid word?

XI is a valid scrabble word.

What is Xi Jinping’s title?

President of the People’s Republic of China since 2013

How did Xi Jinping rise to power?

Xi was elected President of the People’s Republic of China on 14 March 2013, in a confirmation vote by the 12th National People’s Congress in Beijing. He received 2,952 for, one vote against, and three abstentions. He replaced Hu Jintao, who retired after serving two terms.

Who was president of China before Xi Jinping?

Statistics

#	President	Date of death
4	Yang Shangkun	14 September 1998
5	Jiang Zemin	Living
6	Hu Jintao	Living
7	Xi Jinping	Living

Is China a democratic country?

Modern Chinese leaders state that they run a “socialist democracy” in which the Communist Party of China is the central authority that acts in the interest of the people and approves which political parties can run. …

How does China choose its leader?

The president is elected by the National People’s Congress (NPC), China’s highest state body, which also has the power to remove the president and other state officers from office. Elections and removals are decided by majority vote.

What is the system of governance in China answers?

State Council In the politics of the People’s Republic of China, the Central People’s Government forms one of three interlocking branches of power, the others being the Chinese Communist Party and the People’s Liberation Army.