Questions by Sergey NN

Questions by Sergey NN

I need to know how to find the mean for 77,82,87,85,32,78?

asked Apr 19, 2020

2 answers

0 votes

182k views

Why should historians avoid oversimplifications when analyzing sources? A. Oversimplifications are usually too similar to existing historical arguments B. Oversimplifications often ignore complex or contradictory

asked Jan 28, 2020

1 answer

5 votes

57.3k views

Simplify (6+2i)(4+8i)

asked Dec 12, 2019

1 answer

3 votes

166k views

WHAT IS THE SUM OF 5(17)² / 10³ =

asked Dec 10, 2019

1 answer

4 votes

10.7k views

For every pound a company spends on advertising, it spends £0.26 on its website. Express the amount spent on advertising to the amount spent on its website as a ratio in its simplest form.

asked Nov 22, 2019

2 answers

0 votes

233k views

If a sample of radioactive material has only 12.5% of the original radioactive parent material, how many half-lives have passed? a. 3 b. 5 c. 6.25 d. 12.5

asked May 8, 2019

1 answer

5 votes

107k views

If (x+y)^2 =49 and (x-y)^2 = 9 what is the value of x

asked Dec 7, 2018

1 answer

4 votes

159k views

Which of the following should you do to make your argument effective? (5 points) Compare the opposite side's views to something unpleasant. Include only general details the audience will understand. Use

asked Dec 2, 2018

2 answers

2 votes

226k views

What was the single most factor that led to two different ways of life in north and south?

asked Nov 4, 2018

1 answer

5 votes

135k views

Which of these shows the result of using the first equation to substitute for y in the second equation, then combining like terms? y = 3x 2x + 3y = 55 A. 11x = 55 B. 5x = 55 C. 9x = 55 D. 5y = 55

asked Jul 8, 2018

2 answers

3 votes

119k views

Which of the following is a chemical change? a. cutting b. melting c. rusting d. bending

asked Jan 7, 2017

1 answer

3 votes

80.7k views

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