4. What are 3 mathematical innovations credited to the islamic empire?

Creating algebra, the use of decimals and trigonometry.

Explanation:

The three mathematical innovations credited to the Islamic empire are the creation of algebra, the use of decimals and trigonometry. These innovations occur due to the hard work of Muslim scientist that created many equations which can also be used today in mathematics and other related fields so these mathematical innovations credited to the Islamic empire and Muslim scientists.

following type of cultural development caused people to want and buy new products on the market :

answer: an oligarchy is a political system in which the government is run by a group of noble families, or the elite wealthy members of a society. a present day oligarchic government is iran.

explanation: