subject

Mathematics, 22.01.2021 18:30 terrickaimani

Which is the equation of an ellipse with directrices at y = ±2 and foci at (0, 1) and (0, −1)? x squared over 4 plus y squared over 1 equals 1
x squared over 1 plus y squared over 2 equals 1
x squared over 1 minus y squared over 4 equals 1
x squared over 1 minus y squared over 2 equals 1

ansver

Answers: 1

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 16:00

Atrucker had a load of grain containing 2 tons. she unloaded 1 ton and 1,200 pounds at the warehouse. how much grain does she still have left on the truck?

Answers: 1

question

Mathematics, 21.06.2019 16:30

Data are collected to see how many ice-cream cones are sold at a ballpark in a week. day 1 is sunday and day 7 is the following saturday. use the data from the table to create a scatter plot.

Answers: 3

question

Mathematics, 21.06.2019 21:00

The perimeter of a rectangle is 42 inches. if the width of the rectangle is 6 inches, what is the length

Answers: 2

question

Mathematics, 21.06.2019 21:30

Which graph has a rate of change of zero

Answers: 1

You know the right answer?

Which is the equation of an ellipse with directrices at y = ±2 and foci at (0, 1) and (0, −1)? x sq...

Questions

question

Biology, 30.09.2019 06:30

Paralysis and the central nervous system in this assignment, you will prepare a presentation about paralysis and its relation to the central nervous s...

question

Biology, 30.09.2019 06:30

Hormones that regulate blood calcium levels are made by the a. parathyroid gland. b. pancreas. c. thymus gland. d. adrenal gland....

question

Business, 30.09.2019 06:30

Acompany buys a machine for $76,000 that has an expected life of 6 years and no salvage value. the company anticipates a yearly after tax net income o...

question

Mathematics, 30.09.2019 06:30

Miguel is making smoothies out of yogurt and juice to serve his friends, and he needs to make 12 cups. the ratio of yogurt to juice is 2 cups to 1 cup...

question

Social Studies, 30.09.2019 06:30

Four score and seven years ago our fathers brought forth on this continent, a new nation, conceived in liberty, and dedicated to the proposition that...

question

Mathematics, 30.09.2019 06:30

Which shows the equation below written in the form ax2 + bx + c = 0? 2x2 - 3 = -6x - 2 a. 2x2 + 6x - 5 = 0 b. 2x2 - 6x - 1 = 0 c. 2...

question

Mathematics, 30.09.2019 06:30

The following graph is f(x) = sin(x), true or false?

question

Mathematics, 30.09.2019 06:30

How do you use equivalent rates in the real world?...

question

History, 30.09.2019 06:30

Where did president wilson give his fourteen points speech? versailles, france u. s. congress the peace treaty negotiations

question

Mathematics, 30.09.2019 06:30

What is the shaded number of a border tile in 15 by 15...

question

Chemistry, 30.09.2019 06:30

Which statement best applies collision theory to preventing a dangerous reaction from occurring? store the reactants together at a low pressure. keep...

question

Mathematics, 30.09.2019 06:30

In september kick read 12 books in october he read 18 books in novermber nick read 16 books how many more books did read in september and october toge...

question

Social Studies, 30.09.2019 06:30

Amobilization plan allows a country to ensure that all its citizens can read and write. assemble its armed forces and move them quickly. make sure tha...

question

Mathematics, 30.09.2019 06:30

What is the difference between x and half of your? ?...

question

Health, 30.09.2019 06:30

Ayoung female was injured in an automobile wreck, striking her head on the windshield. she is unconscious and her breathing is irregular. she is bleed...

question

Mathematics, 30.09.2019 06:30

Public relations is part of business and administrative support true or false...

question

Mathematics, 30.09.2019 06:30

Aline passes through (2, 8) and (4, 12). which equation best represents the line? y = 1 over 2 x + 6 y = 2x + 7 y = 2x + 4

question

Spanish, 30.09.2019 06:30

Es importante que tú un gran dentista. a. seas b. vayas c. sea...

question

Health, 30.09.2019 06:30

There are four main ways that you can become infected with a bloodborne pathogen. these include injection, skin abrasion, and sexual contact. which in...

question

English, 30.09.2019 06:30

What motivations does friar laurence have for juliet in act iv? select all that apply. a. he thinks paris will treat juliet poorly after...

More questions: Mathematics Another questions

Questions on the website: 13722363