Questions by Sergei Grebnov

Questions by Sergei Grebnov

Is the cost of a bunch of grapes compared with its weight an example of a constant rate of change?

asked Jan 24, 2020

2 answers

2 votes

17.2k views

Select the expression that is equivalent to x^2-4 A.(x-2)^2 B.(x-2)(x+2) C.x^2+2x+4 D.x^2-2x,4

asked Sep 26, 2019

1 answer

1 vote

199k views

What number must be added to x^2+6x+7 to form a perfect square

asked Jul 8, 2019

1 answer

1 vote

42.0k views

Verify that sin (π + q) = -sin q is an identity.

asked May 5, 2019

1 answer

2 votes

155k views

Which two groups most helped the freedmen during the reconstruction era?

asked Jan 7, 2019

1 answer

0 votes

23.9k views

Need a solver Explanation too

asked Oct 24, 2018

1 answer

1 vote

11.2k views

When the Articles of the Confederation were written they showed Americans early distrust of a. The British b. States having too much power c. Strong national government d. The President

asked Oct 6, 2018

1 answer

4 votes

231k views

What was one of Thurgood Marshall’s major achievements?

asked Jun 11, 2018

2 answers

4 votes

74.0k views

Pushing his way through the crowds in Main Street, young George Willard concealed himself in the stairway leading to Doctor Reefy's office and looked at the people. With feverish eyes he watched the faces

asked Apr 22, 2018

2 answers

1 vote

167k views

How to solve duoble angle formulas with an angle not on the unit circle

asked Dec 9, 2017

1 answer

3 votes

72.8k views

Determine whether ln(n/(3n+1)) diverges or converges.

asked Jul 12, 2017

1 answer

5 votes

120k views

Why do companies tend to thrive in global markets when their country of origin enjoys a comparative advantage in their industry ?

asked Mar 2, 2017

1 answer

4 votes

157k views

All of the following were harsh realities of the frontier except

asked Feb 4, 2017

1 answer

5 votes

77.9k views

Identify the simple predicate in the following sentence. Our basketball team will play against Wilson High School on Friday night.

asked Mar 7, 2016

2 answers

2 votes

206k views

Page:

Search QAmmunity.org