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What are the solutions of the equation x⁴ - 5x² - 14 = 0? Use factoring to solve. A) x = 7 and x = -7 B) x = 7i and x = -7i C) x = 1/7 and x = 12 D) x = 7 and x = -7
answered
Jan 1
Mathematics
high-school
2
votes
177k
views
find the general solution in integers and the least positive integral solutions of the equation 8x-27y
answered
May 15, 2024
Mathematics
high-school
1
vote
212k
views
Problem 1. A rope tied to a body is pulled, causing the body to accelerate. According to Newton's 3rd law, the body pulls back on the rope with an equal and opposite force. Is the net work done then zero?
answered
May 3, 2024
Physics
college
2
votes
52.5k
views
A commercial mercury vapor analyzer can detect, in air, concentrations of gaseous Hg atoms (which are poisonous) as low as 2 × 10^−6 mg/L of air. At this concentration, what is the partial pressure of
answered
Apr 27, 2024
Chemistry
high-school
4
votes
166k
views
1. How did human activity contribute to creating the Dust Bowl?
answered
Oct 11, 2023
History
high-school
3
votes
67.3k
views
Which of the following phrases would represent this expression?
answered
Oct 9, 2023
Mathematics
high-school
11
votes
115k
views
Select the correct answer. Which statement is true about the numbers marked on this horizontal number line? A. 0.25 < -0.25 B. 0.25 > -0.25 C. -0.25 = 0.25 D. -0.25 > 0.25
answered
Oct 2, 2023
Mathematics
middle-school
3
votes
198k
views
Given a Markup of $7.20 and a Selling Price of $44.20 find the Cost Price
answered
Jun 20, 2023
Mathematics
college
3
votes
94.1k
views
If animals have value only in so far as they are useful for humans, then they have only instrumental, not intrinsic, value. A. True B. False
answered
Mar 23, 2023
Business
high-school
2
votes
189k
views
What is the distance between the points (-4,-8) and (6,16), to the nearest tenth of a units? A. 8.2 units B.676.0 units C.21.8 units D.26.0 units
answered
Jan 23, 2023
Mathematics
college
6
votes
64.4k
views
(−9,−8) and (-15, -16) ? Write your answer in simplest form.
answered
Dec 23, 2022
Mathematics
high-school
0
votes
549
views
Based on the map shown above, Bolivia, Peru, Brazil are separate countries that share a region based or A mountain range B Colonized by Spain C the Amazon River D Their issues with deforestation
answered
Dec 18, 2022
Geography
college
2
votes
166k
views
5. Which set of coefficients will balance this chemical equation? _C2H4(g) + O2(g) → 2CO2(g) + 2H2O(g) A. 1.2 B. 1.3 C. 2.3 D. 2.5
answered
Jun 24, 2022
Chemistry
high-school
5
votes
103k
views
What type of nuclear reaction is this image representing
answered
Jun 12, 2022
Chemistry
high-school
3
votes
34.9k
views
In the 2006 season, Tom Brady threw for 3,529 yards. In the 2007 season, he threw for 2,806 yards. What is the percentage decrease
answered
Jun 8, 2022
Mathematics
college
7
votes
19.5k
views
Jeffrey went to the Outlets to buy some clothes. He bought a pair of pants for $59.99 and a nice shirt for $32.00. He read a sign saying that he would receive 30% off for all purchases. How much did Jeffrey
answered
Apr 19, 2022
Mathematics
high-school
11
votes
87.2k
views
Help me please I need this by 5:00 help me please
answered
Mar 8, 2022
Mathematics
high-school
1
vote
66.3k
views
After the death of Muhammad, how did Muslims create a large and powerful empire?
answered
Jan 11, 2022
History
college
9
votes
77.2k
views
2. Prince Henry: 3. Christopher Columbus: 4. Amerigo Vespucci: 5. Jacques Cartier: 6. Samuel Champlain: 7. John Smith: What are they known for ?
answered
Nov 10, 2021
History
college
6
votes
209k
views
a rectangular swimming pool is 24 meters by 10 meters. jane said she could swim diagonally from one corner to another without taking a breath. How far can she swim without taking a breath?
answered
Sep 19, 2021
Mathematics
college
4
votes
61.6k
views
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