Answers by Trisibo
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Answers by Trisibo

Answers by Trisibo
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If cos x=8/17, and 270° < x < 360° what is cos(2x)?
answered Aug 30, 2020
1 vote
108k views
Summarize the evidence indicating that over several hundreds of years or more there have been variations in the level of the solar activity.
answered Apr 23, 2020
5 votes
119k views
EMERGENCY! 5 markers cost $6.55 Which equation would help determine the cost of 4 markers?
answered Mar 24, 2020
5 votes
113k views
In about 13,000 years, our summers in the northern hemisphere will be in december and our winters will be in june. this change is due to ____ a. an increase in earths rotation rate b. increasing fall equinoxes
answered Jan 1, 2020
2 votes
82.3k views
An image of two concentric circles is shown with r2 = 6 and r1 = 2: In order to prove the two circles are similar, the radius r2 was decreased to make the circles congruent. What is the scale factor used
answered Oct 27, 2019
4 votes
42.7k views
The production of hcl is encoded into our dna. using the functions of activators and repressors, explain how hcl is only produced by certain cells in the stomach lining but not produced by any other cells
answered Jul 27, 2019
1 vote
76.9k views
Estimate each product 1/6 of 17
answered May 31, 2019
4 votes
220k views
A triangular traffic island has a base Half long as its height. The island has an area of 36m2 find the base and height
answered Apr 17, 2018
6 votes
142k views
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