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A parabola is defined as the set of points in the plane that are equidistant from a fixed point (called the focus of the parabola) and a fixed line (called the directrix of the parabola).Consider the parabola
answered Jan 27, 2020
3 votes
120k views
A bag contains 1 red, 1 yellow, 1 blue, and 1 green marble. What is the probability of choosing a green marble, not replacing it, and then choosing a red marble? 1/16 1/12 1/4 1/2
answered Sep 19, 2019
7 votes
29.6k views
What type of variation is necessary for natural selection to occur artificial variation Environmental variation Genetic variation Neutral variation
answered Jul 31, 2019
1 vote
187k views
Katye received 15 gifts and a total of $100 in cash for her birthday. She buys one book that costs $23, and she wants to donate $10 to each of several local charities. How much money will Katye have left
answered Jun 6, 2019
4 votes
101k views
The first forms of life on earth were ________. a. plants b. microorganisms c. birds d. dinosaurs 5. a suggested and testable explanation for an event is called a ________. a. hypothesis b. variab
answered May 24, 2019
3 votes
37.6k views
Study the following reaction carefully. What classification should this reaction have? 4Al + 3O 2 2Al 2 O 3
answered Feb 24, 2019
6 votes
143k views
ASAP PLEASE, 25 POINTS! Hillary goes to the doctor for a routine check-up and is surprised to find out that she has the Varicella virus in her blood. Because she has not exhibited any symptoms of this
answered Jan 16, 2019
5 votes
126k views
When a country awards import licenses on a first-come, first-served basis or on a negotiated basis, taking into consideration a demonstrated need or worthiness, the country has a:?
answered Dec 21, 2018
3 votes
39.5k views
In the sestet from sonnet xix by john milton, how is the idea of service to god interpreted?
answered Sep 23, 2018
3 votes
86.4k views
Which food prepared for seder represents bitterness of slavery
answered Jul 26, 2018
2 votes
132k views
What is true of the guard cells
answered Mar 25, 2018
6 votes
218k views
Darrel divided 575 by 14 by using partial quotients, what is the quotient?
answered May 18, 2017
3 votes
58.5k views
Name at least 4 things our atmosphere does for us
answered Mar 4, 2017
6 votes
137k views
Como se saca el porcentaje
answered Jan 29, 2017
2 votes
145k views
Which culture built the craig mound by hand using layers of dirt carried in basketfuls
answered Jan 20, 2017
4 votes
176k views
How are igneous rocks formed? A. Lava or magma heats up and crystallizes. B. Hail falls and melts. C. Glaciers melt. D. Lava or magma cools and then crystallizes.
answered Sep 20, 2016
5 votes
198k views
Which of the following occurred after Allied forces invaded the Italian mainland in September 1943? a, German forces retreated from Italy. b. Axis forces repelled the Allies. c. Italian forces quickly
answered Jun 27, 2016
3 votes
109k views
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