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What is the difference of the complex numbers below? (3+9i)-(7-5i)
answered
Dec 22, 2021
Mathematics
middle-school
1
vote
99.6k
views
what would the total pressure of a mixture of fluorine, chlorine, and bromine gases be if the partial pressure are 2.20 atm, 6.70 atm, 0.03 atm respectively
answered
Dec 19, 2021
Chemistry
middle-school
5
votes
31.2k
views
A biker and a walker who are 150 miles apart start moving towards each other at the same time. Their speeds are 15 and 5 miles per hour respectively. How much time will elapse before they are 10 miles
answered
Dec 6, 2021
Mathematics
middle-school
0
votes
146k
views
2+2=x? essy question for evryone 10 essy points
answered
Nov 2, 2021
Mathematics
middle-school
0
votes
3.1k
views
Which of the following repeating decimals is equivalent to Negative 5 and StartFraction 1 over 9 EndFraction? Negative 5.ModifyingAbove 91 with bar Negative 5.ModifyingAbove 9 with bar Negative 5.ModifyingAbove
answered
Oct 21, 2021
Mathematics
college
3
votes
220k
views
Select the correct answer. which economic system do most countries operate under today? A free-market economy OB command economy C. mixed-market economy D. traditional economy Dost Help Please
answered
Jul 21, 2021
History
middle-school
1
vote
37.2k
views
5 Which has the greatest average speed? A. a boat sailing 80 km in 2 hours B. a car driving 90 km in 3 hours c. a train traveling 120 km in 3 hours D. a truck moving 50 km in 1 hour
answered
Jul 21, 2021
Physics
college
6
votes
230k
views
What was the purpose of the Spanish missions? A)To protect themselves from the Native Americans B)To set up trading posts to trade with the French C)To convert the Native Americans to Christianity D) To
answered
Jun 6, 2021
History
high-school
4
votes
164k
views
Which of the following points lies on the graph of this equation? y = 1/4x - 1 A. (0, -1) B. (1, 2) C. (2, 1) D. (4, 1)
answered
May 20, 2021
Mathematics
middle-school
4
votes
62.0k
views
Differentiate Monocots and Dicots Sorry for the blurry photo
answered
Mar 29, 2021
Biology
high-school
3
votes
94.0k
views
ME And what you know about love
answered
Mar 8, 2021
Engineering
high-school
7
votes
176k
views
Which is larger -25 or -2.5?
answered
Jan 26, 2021
Mathematics
college
3
votes
84.6k
views
I am being asked to calculate and plot residuals and I don't know how my x values are 13.8, 18, 16,7, 18, 0.7, 21.9, 9.2, 19.5, 15.5, 0.7 And my Y values are 1.42, 3.7, 3.21, 4, 1.11, 3.69, 2.23, 3.77,
answered
Oct 20, 2020
Mathematics
high-school
4
votes
24.6k
views
kay was walking along the bridge above the river. she accidentally lost her grip on her camera when she was trying to get it out to photograph a massive bird nest in the trees. the height of the camera
answered
Sep 10, 2020
Mathematics
middle-school
2
votes
220k
views
you invested your allowance of $270 which gets 15% compounded annually for 3 years. How much will you have in 3 years​
answered
Jul 27, 2020
Mathematics
middle-school
3
votes
228k
views
Does anyone have a y99 account?
answered
Apr 21, 2020
Arts
high-school
4
votes
73.8k
views
Sea level changes occur at a rate of 10 m per 1,000 years. How much will the sea level change over 10,000,000 years?
answered
Apr 10, 2020
Chemistry
middle-school
2
votes
231k
views
Solve 4x + 18=24 what is x equal to
answered
Apr 2, 2020
Mathematics
middle-school
6
votes
215k
views
since spring is in the way ms. souza has 7 trees that she wants to plant. she plans to put them in 6 rows with 3 trees in each row. what will her planting plan look like?
answered
Jan 16, 2020
Mathematics
high-school
2
votes
231k
views
Explain pls and thanks
answered
Jun 25, 2019
Mathematics
college
7
votes
159k
views
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