Mayan number system is a vigesimal system- that means with a base of 20:
the correct answer is: 20, the Mayan number system is based on the number 20.
This means that a number like 360 is expressed with "18 times 20".
Scientists suggest that number systems based on 10 are inspired by the number of fingers, and number systems based on 20 could be based on fingers counted twice: after the number 10, hands would be turned upside-down.
Answer: the correct answer is nonreactive
Explanation: Using secondary data is considered an unobtrusive or <u>nonreactive</u> research method.
Answer:
In some cases teaching evolution will always be controversial. This is due to the fact that other people have religions that believe a god/gods have made mankind the way it is. However, evolution proves facts that humans/mankind could have been transformed by other animals and DNA throughout time.
Ans: 14x^4 - 18x^3 + 43x^2 + 24x -15
Explanation:
Given:
<span>(7x+5)(2x^3-4x^2+9x-3)
7x(</span>2x^3-4x^2+9x-3) + 5(2x^3-4x^2+9x-3)
14x^4 - 28x^3 + 63x^2 - 21x + 10x^3 - 20x^2 + 45x - 15
Hence,
14x^4 - 18x^3 + 43x^2 + 24x -15
-i
Answer:
Cold War
Explanation:
Not really a direct conflict but you can call it that.