Answers by Brian Westphal
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Answers by Brian Westphal

Answers by Brian Westphal
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Simplify the expression x2 + 1 as much as possible after substituting cot(θ) for x. (Assume 0° < θ < 90°.)
answered Aug 27, 2018
1 vote
74.0k views
Which of the following is generally considered the earliest civilization in the Americas? A) Aztec B) Maya C) Olmec D) Inca
answered Jul 13, 2018
4 votes
74.0k views
Come round by my side and I’ll sing you a song. I’ll sing it so softly, it’ll do no one wrong. On Birmingham Sunday the blood ran like wine, And the choirs kept singing of Freedom. That cold autumn morning
answered Apr 14, 2018
4 votes
118k views
A farm uses a circular system to water the crops. The arm on the system (the radius) is 400 meters long. What area of land can it water? Use 3.14 to approximate pi.
answered Mar 8, 2018
5 votes
72.2k views
A map of Brunswick County has a scale of 1.5 inches = 5 mile. If the actual Distance from Lawrenceville to Brodnax is 10 miles, what is the distance on the map?
answered Mar 4, 2018
3 votes
169k views
Suppose the circumference of a circle is 4, pi. What is its diameter?
answered Jan 14, 2018
5 votes
223k views
Q = 3x 9xz solve for x
answered Dec 18, 2017
5 votes
194k views
Who led the Athenian empire
answered Aug 20, 2017
5 votes
224k views
When you look at a railroad track, we know logically that the two tracks are parallel to each other and remain the same distance apart, but the farther ahead we look, the closer they appear to each other.
answered May 27, 2017
3 votes
106k views
Which sentence has no errors in the use of quotation marks or italics? A. F. Scott Fitzgerald, an American novelist who once lived in Paris, wrote The Great Gatsby. B. Before his first novel was published,
answered Jul 4, 2016
1 vote
191k views
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