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If sin(x) =-1/2 and tan(x) is negative what is cos(2x)
answered
Dec 27, 2020
Mathematics
middle-school
1
vote
131k
views
Elisa is surprised by the man in the caravan. Which of the following reasons mostly likely led him to her?
answered
Dec 22, 2020
Physics
middle-school
5
votes
214k
views
Factor completely 4x^4 - 24x^3 + 36x^2
answered
May 10, 2020
Mathematics
middle-school
5
votes
15.8k
views
Triple 32,and then add 520.What is the new number?
answered
Apr 14, 2020
Mathematics
middle-school
7
votes
44.4k
views
What was a result of the Spanish-American War?
answered
Feb 11, 2020
History
middle-school
3
votes
22.5k
views
How did john winthrop change the government of Massachusetts?
answered
Nov 26, 2019
History
middle-school
3
votes
90.7k
views
Enter your answer in the provided box. phosphorus pentachloride is used in the industrial preparation of organic phosphorus compounds. equation 1 shows its preparation from pcl3(l) and cl2(g): (1) pcl3(l)
answered
Jun 28, 2019
Chemistry
college
3
votes
215k
views
Which of the following combinations offers a sample of non-meat-based complete proteins? A. Beans and vegetables B. Fish and pasta C. Tofu and rice D. Hummus and white bread
answered
Mar 21, 2019
Health
middle-school
5
votes
112k
views
Solve the system of equations: 10x + 7y = 99 and y – x = 2.
answered
Dec 15, 2018
Mathematics
high-school
1
vote
137k
views
Which country became especially fascinated by oriental subjects in the 1800s
answered
Oct 2, 2018
Social Studies
middle-school
4
votes
120k
views
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