Which options describe chinese developments in mathematics?

(select all that apply.)

a. the first chinese book about mathematics, nine chapters on the mathematical art, was composed before 200 bc.

b. the han dynasty invented calculus, even though sir isaac newton has been given credit in most history books.

c. the chinese discovered the ratio of a circle’s circumference to its diameter, known as pi (π), centuries before the greek empire.

d. prior to inventing numbers, the chinese method of number writing used clusters of short vertical or horizontal lines for digits.

The correct answers are A) the first Chinese book about mathematics, Nine Chapters on the Mathematical Art, was composed before 200 BC and B) the Han Dynasty invented calculus, even though Sir Isaac Newton has been given credit in most history books.

The options that describe Chinese developments in mathematics are the first Chinese book about mathematics, Nine Chapters on the Mathematical Art, was composed before 200 BC and the Han Dynasty invented calculus, even though Sir Isaac Newton has been given credit in most history books.

Historians consider that the Chinese developed its mathematics by the 11th century. They worked with decimals, negative numbers, algebra, geometry, and trigonometry. The Chinese people were smart enough to work with many areas in mathematics that could apply in many aspects of their life.

the discoverers and explorers: 1. natives showed jedediah smith the way. 2. william sublette was the first cross it with a caravan. 3.joel walker and his family were the frist settlers to use it. the jumping off point: 1. founded in 1827 near where the missouri river flows into the mississippi. 2. by the 1840's, it was the most popular "jumping off" point for pioneers to stock their wagons with supplies. 3. missionaries from the church of jesus christ of latter day saints attempted to make independence their zion, or holy capital. the route west: 1. the first emigrants to oregon came by ship before the trail was established. 2. ships continued to to travel to oregon even after the overland migrations began, but they were not popular among the pioneers. 3. the fare for a sea journey to oregon was quite expensive--few pioneer families could afford it. i don't know the other three i'm sorry.

adopted the practice of proskynesis, a persian court custom that involved bowing down and kissing the hand of others, depending on their rank.