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Answers by Pegah

Answers by Pegah
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How is physics related to chemistry and biology
answered Aug 22, 2024
5 votes
113k views
Is the photon is in the IR, UV or visible portion of the electromagnetic spectrum.
answered Nov 7, 2023
11 votes
7.9k views
Economists define and measure economic growth as ______.
answered Jul 18, 2023
9 votes
233k views
What is the common difference for this arithmetic sequence? -5, -1, 3, 7, 11, ...
answered Jun 17, 2023
3 votes
145k views
20:50 i put ratios: 2:5 4:10 i need the last one! please help me out, i spent 5 hours stuck on this one
answered May 12, 2023
6 votes
224k views
What is the value of x? x+1/3=9 Enter your answer in the box in simplest form.
answered Apr 19, 2023
2 votes
168k views
A girl looked into a bucket she was going to use to carry feed to her horse and saw that the bucket was not empty. She examined the contents of the bucket, and she observed that the contents had a certain
answered Feb 3, 2023
9 votes
115k views
What is the 4 digit code?
answered Nov 13, 2022
11 votes
212k views
Find the volume of the cylinder. Use 3.14 for π. Round to the nearest tenth.
answered Oct 17, 2022
6 votes
56.6k views
3 2/15 + 2 3/15 what is the sum​
answered Aug 18, 2022
3 votes
104k views
What is the length of the hypotenuse of the triangle when x = 9? 4x+5 3x Help ASAP
answered Jun 19, 2022
3 votes
66.3k views
If 6 chocolate chip cookies cost $2.40. What will 9 chocolate chip cookies cost?
answered Mar 8, 2022
3 votes
125k views
when 4.73g of solid was heated, the residue weighed 4.10g 320 cubic centimetre of gas( at RTP) was evolved. calculate the molecular mass of the gas​
answered Jan 21, 2022
6 votes
61.6k views
If f(x)=−5x−8 and g(x)=2x+1, then what is (f∘g)(5.7)?
answered Jan 4, 2022
6 votes
135k views
4 Julie selects a card at random from the shape cards shown. What is the probability that the card Julie selects shows a polygon?
answered Nov 29, 2021
7 votes
55.8k views
What is the wavelength of 550 Hz at 70 degrees?
answered Nov 22, 2021
2 votes
200k views
Five years ago, Jane invested $5,000 and locked in an 8 percent annual interest rate for 25 years (end 20 years from now). James can make a 20-year investment today and lock in a 10 percent interest rate.
answered Nov 17, 2021
4 votes
222k views
Two lines appear to be a different length, though in reality they are the same length. This is known as the ________ illusion. Group of answer choices
answered Nov 9, 2021
4 votes
18.9k views
Name two characteristics that allow a elephant, beetle, and bird to be classified together, and identify the group to which they all belong to?
answered Oct 30, 2021
3 votes
59.0k views
Suppose that: f(x) = 6x - 3 Find the average rate of change of f(x) from 1 to 3
answered Apr 6, 2021
3 votes
180k views
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