Answers by Alexandru
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Answers by Alexandru

Answers by Alexandru
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Which is a weakness of traditional food webs when they are applied to complex ecological problems? A) A food web does not represent all the links in an actual ecosystem. B) Food webs do not account for
answered Oct 19, 2020
4 votes
230k views
If the sum of a number and three is doubled?, the result is seven less than the number. Find the number
answered Sep 20, 2020
6 votes
86.0k views
Which relations are functions? Choose all answers that are correct. {(2,4), (-1, 7), (3,0), (5,4)} {(-4,0), (-4,8), (-1, 3), (2,9)} {(-6, 1), (0, 1), (2, 1), (3, 1)} {(-3, -3), (-1, 6), (4, 5), (5, 4)}
answered Jul 23, 2020
1 vote
93.7k views
What is the measure of angle c​
answered Jun 29, 2020
5 votes
212k views
Flip a coin 30 times. Find the empirical probability of getting a tail. Does it match the theoretical of 1/2? ​
answered Jun 18, 2020
6 votes
85.6k views
What is the estimate of the sum of 324, 653, 303, and 491 using front end estimation?
answered Dec 26, 2019
2 votes
121k views
US Tax Court is part of which one of the following levels of federal courts?
answered Sep 4, 2019
2 votes
103k views
Experts disagree on why worldwide per capita grain production has flattened off. what factors may be to blame
answered Aug 12, 2019
5 votes
152k views
A phone number contains 7 digits. how many different numbers can be made using the digits 0–9 if the first digit is not 0 and all of the digits can be repeated?
answered May 18, 2019
6 votes
126k views
In the novel, what does the way the garden withers and dies when it is cut off from others represent? A. the pain that comes from being disappointed by the selfishness of others B. the negative way that
answered Apr 9, 2019
3 votes
12.1k views
which american naturalist convinced president roosevelt to set aside yosemite valley as a national park A. John Muir B. Samuel Mclure C. Leland Stanford D. Lincoln Steffens
answered Feb 11, 2019
5 votes
172k views
Suppose earths gravitational pull on the moon suddenly stopped.What would happen
answered Oct 25, 2018
2 votes
175k views
Entrepreneurs and other sellers when consumers buy products at prices high enough to cover their production costs.
answered Oct 1, 2018
4 votes
194k views
MATH HELP 14pts! Nick is solving the equation 3x^2 = 20 − 7x with the quadratic formula. Which values could he use for a, b, and c? A. a = 3, b = -7, c = 20 B. a = 3, b = -20, c = 7 C. a = 3, b = 7, c
answered Jun 5, 2018
2 votes
3.2k views
A hydrogen-filled balloon was ignited and 1.80 g of hydrogen reacted with 14.4 g of oxygen. How many grams of water vapor were formed?
answered May 17, 2018
3 votes
216k views
An unjustifiable and usually negative attitude toward a group and its members is called
answered Apr 27, 2018
4 votes
12.8k views
If the Second Bank of the United States (1816-1841) sought to increase its profits, it would MOST LIKELY seek help from
answered Mar 12, 2018
2 votes
181k views
Y=–6x 2 –12x – 2y=–4 how many solutions does this linear system have?
answered Jan 3, 2018
2 votes
98.9k views
Why did people follow Roger Williams from Massachusetts to Rhode Island
answered Jun 22, 2017
1 vote
31.8k views
Disadvantage about Foraging
answered Jun 20, 2017
6 votes
164k views
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