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Answers by Wanghao

Answers by Wanghao
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What are some characteristics of a good math explanation?
answered Nov 9, 2017
7 votes
75.4k views
Nina knows that the average of the x-intercepts represents the line of symmetry for a quadratic function through the x-axis. Which equation represents the average of the x-intercepts for f(x) = 4x2 – 24x
answered Oct 22, 2017
0 votes
6.8k views
Can the answer of two mixed numbers be equal to 2? Explain why or why not.?
answered May 20, 2017
5 votes
57.3k views
In 2009, the population of a country passed the 307.5 million marker. The total area of the country is 3.79 million square miles. What is the population density for that country for 2009? Find the number
answered Jan 6, 2017
4 votes
53.4k views
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