Questions by Arena

Questions by Arena

Which is the correct formula to find the distance between two points (p, q) and (m, n)?

asked Feb 4, 2021

1 answer

5 votes

61.0k views

Identify the following as plot or theme. The American dream is hard to sustain in families with conflicting values. theme plot

asked Feb 1, 2021

2 answers

2 votes

113k views

Gamma radiation: can be easily detected with scientific instruments frequently accompanies the emission of alpha and/or beta particles during radioactive decay can readily penetrate most materials does

asked Dec 8, 2020

1 answer

4 votes

211k views

A is an input-output matrix of an industry and D is the demand matrix. find the amount of each product that must be produced in order to meet the demand. give your answer in correct matrix form. A= [0,

asked Oct 27, 2020

1 answer

3 votes

187k views

What heightens Mary's interest in finding the source of the mysterious crying in the secret garden? A. Martha's denial that there is any crying B. Mary's desire to comfort whoever is crying C. She thinks

asked Oct 17, 2020

2 answers

2 votes

50.1k views

Nitrogen is a vital component of proteins and nucleic acids, and thus is necessary for life. The atmosphere is composed of roughly 80% N2, but most organisms cannot directly utilize N2 for biosynthesis.

asked Jun 9, 2020

2 answers

5 votes

155k views

“Persistence, patience, perseverance... When something doesn't work, there is always a solution” Who said that?

asked May 16, 2020

1 answer

4 votes

125k views

Jarnel has a blue shirt,a yellow shirt,a green shirt,and a pair of jeans.If he wears only one shirt at a time,how many different outfits can he wear?

asked Mar 6, 2020

2 answers

0 votes

223k views

(80 please help quick) A pair of equations is shown below: y = 7x − 8 y = 5x − 2 Part A: Explain how you will solve the pair of equations by substitution or elimination. Show all the steps and write the

asked Sep 10, 2019

1 answer

1 vote

64.4k views

2x + 6 What is the value of this expression if x = 4? A) 2 B) 8 C) 14 D) 20

asked Aug 4, 2019

2 answers

4 votes

230k views

What did thomas edison and alexander graham bell have in common?

asked Jul 18, 2019

1 answer

5 votes

155k views

Serena is a research student who has conducted an experiment on the discoloration of marble. Read about Serena’s experiment. Then identify two flaws in her experiment’s design.Serena sees an article about

asked Jun 9, 2019

1 answer

0 votes

121k views

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