<span>Muhammad ibn Musa
al-Khwarizmi was a mathematician who wrote an algebra textbook that was used as
the standard for centuries, presented the very first systematic solution of the
linear and quadratic equations in Arabic, and wrote about astronomy and
astrology. He was even known as one of the fathers of algebra.</span>
Correct answer choice is :
<h2>B) In large cities </h2><h2 /><h2>Explanation:</h2><h2 />
The United States encountered significant waves of immigration during the colonial era, the first part of the 19th century and from the 1880s to 1920. Many emigrants came to America endeavoring greater economic chance, while some, such as the Pilgrims in the early 1600s, appeared in search of spiritual liberty.
<h2 />
Answer:
True
Explanation:
The Great Wall of China built during the Qin dynasty under the reign of Qin Shi Huang. The wall was successful in keeping away invaders from the North. The Great Wall of China apparent today mostly dates from the Ming dynasty. A long stretch of the Great Wall of China has gone due to natural erosion of fortifications and the wall and human activity in the absence of conservation.
Answer:
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Hyphens and Dashes. A hyphen joins two or more words together while a dash separates words into parenthetical statements. The two are sometimes confused because they look so similar, but their usage is different. Hyphens are not separated by spaces, while a dash has a space on either side
a hyphen introduce a main idea: a dash separates items in a series
