Answers by Dave Haynes
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Answers by Dave Haynes

Answers by Dave Haynes
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The equation of a circle is x^2 + y^2 -4x + 2y - 11 = 0. What are the center and the radius of the circle? Show your work.
answered Feb 28, 2020
3 votes
93.6k views
Type I interferons Choose one: A. reduce cellular levels of double-stranded RNA endonucleases. B. are produced in response to extracellular pathogens. C. are not host species specific (e.g., rabbit interferon
answered Feb 26, 2020
1 vote
211k views
2. Consider a function f(x) that takes on values | x +2| -5 for x greater than or equal to -8, and 4x +36 for x less than -8. (i) Write f(x) in good piecewise function notation. (ii) Use (i) to graph this
answered Feb 26, 2019
3 votes
143k views
How to do I don't know how to do can u help me pls. Thanks you
answered Feb 24, 2019
3 votes
73.2k views
The _______ movement developed a great interest in the classical world, including Greek and Roman studies of poetry, ethics, science, and rhetoric. A. medieval B. Hellenist C. heliocentric D. humanist
answered Feb 21, 2019
5 votes
180k views
A population of rabbits doubles evey 4 months. if the population starts out with 8 rabbits how many rabbits will there be in 1 year
answered Feb 8, 2019
3 votes
204k views
Decrease 28 by 7 and how do you do it someone answer please
answered Oct 2, 2018
4 votes
13.9k views
Which themes are portrayed in this excerpt from Leo Tolstoy’s The Death of Ivan Ilyich? Praskovya Fedorovna came of a good family, was not bad looking, and had some little property. Ivan Ilyich might have
answered Sep 25, 2018
5 votes
54.8k views
PLEASE HELP ASAP When blood oxygen level drops due to exercise; what effect does this have on the body? A. You shiver B. The friction caused by the muscles shivering warms the body. C. Oxygen is taken
answered Feb 24, 2018
1 vote
140k views
Crossing over would most likely occur during which stage of the cell cycle
answered Jan 16, 2018
0 votes
42.8k views
Example of a system of inequalities that has no solution.
answered Oct 20, 2017
4 votes
226k views
List the first 5 multiples of 7
answered Jun 28, 2017
3 votes
80.5k views
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