Answers by Mahdi Astanei
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Answers by Mahdi Astanei

Answers by Mahdi Astanei
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If a-b=0.9 and ab=0.36 find, (i) a + b and (ii) a^2-b^2​
answered Feb 24, 2022
6 votes
115k views
An organ system is formed by.. A) two or more cells working together. B) two or more tissues working together. C) two or more organs working together. D) two or more organisms working together
answered Jan 10, 2022
0 votes
24.5k views
What type of atom has 1 proton, 1 electron, and 1 neutron?
answered Dec 25, 2021
2 votes
142k views
The primary purpose of the state executive departments is __________. A. voting in the state legislature B. making presentations to Congress C. preventing corruption in the governor’s office D. conducting
answered Oct 20, 2021
3 votes
85.4k views
Which complex number has an absolute value of 5? –3 + 4i 2 + 3i 7 – 2i 9 + 4i
answered Oct 19, 2021
3 votes
235k views
What value of x makes this equation true? 0.6x − 5 = 0.1x + 7
answered Sep 25, 2021
3 votes
217k views
This passage from the Declaration of Independence spells out certain rights that all people should enjoy. What is the term for these type of rights?
answered Sep 21, 2021
5 votes
4.7k views
Write two or three sentences defining human rights. Include the term universal
answered Aug 27, 2021
1 vote
176k views
What's the distance between points (2,-3) and (5,1)
answered May 21, 2021
5 votes
77.1k views
Paloma has a flower stand at a farmer’s market. On Tuesday, she sold 8 marigold flats and 10 daisy flats. An hour before closing, she sold 5 bunches of roses at half price and 2 bunches of lilies for 1/3
answered May 21, 2021
0 votes
33.6k views
You just finished paving a rectangular driveway measuring 75 feet by 20 feet. You charged the customer $1,000. After deducting the expenses shown below, how much profit did your company make on this job?
answered May 10, 2021
7 votes
50.3k views
If x-1=0 and y+3=0, what is the value of x-y?​
answered Feb 24, 2021
1 vote
101k views
My question is what is this awnserUsing what you know about roots, prefixes, and suffixes, the word "composition" means (5 points) Group of answer choices the quality of pulling forward characterized by
answered Feb 21, 2021
3 votes
134k views
Write the following decimal number in its equivalent fraction form. Show all work for full credit 3.143 ​
answered Feb 8, 2021
4 votes
224k views
What kind of waste is shown in the photograph? A. Recyclable waste B. E-waste C. Hazardous waste D. Septic system waste
answered Jan 20, 2021
2 votes
99.1k views
A particle moving in a planar force field has a position vector x that satisfies x'=Ax. The 2×2 matrix A has eigenvalues 4 and 2, with corresponding eigenvectors v1=[ −3 1 ] and v2=[ −1 1 ]. Find the position
answered Oct 19, 2020
4 votes
97.5k views
Exposure to high doses of microwaves can cause damage to cells. Estimate how many moles of photons, with λ = 12 cm, must be absorbed to raise the temperature of your eye by 3.0 ºC. Assume the mass of an
answered Aug 29, 2020
3 votes
200k views
What does William Wordsworth mean by "A poet" in the following bolded line? (5 points) I wandered lonely as a cloud That floats on high o'er vales and hills, When all at once I saw a crowd, A host, of
answered Apr 10, 2020
2 votes
131k views
Graph -6x-9y=54 A B C D
answered Feb 27, 2020
2 votes
186k views
High winds make it much harder to _____. A. steer your vehicle B. stop your vehicle C. see the road ahead D. accelerate quickly enough
answered Feb 25, 2020
4 votes
68.0k views
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