Questions by Seyedraouf Modarresi

Questions by Seyedraouf Modarresi

Transform the Cartesian (rectangular) equation to a polar equation: x = -9. The selected answer is incorrect.

asked Nov 23, 2021

1 answer

0 votes

228k views

A tank contains 70 kg of salt and 1000 L of water. Water containing 0.4kgL of salt enters the tank at the rate 16 Lmin. The solution is mixed and drains from the tank at the rate 4 Lmin. A(t) is the amount

asked Nov 11, 2021

1 answer

1 vote

22.1k views

Which two triangles are congruent? Complete the congruence statement.

asked Nov 7, 2021

1 answer

2 votes

132k views

3. How might a Costa Rican teenager act differently? a.) Teenagers drive to school. b.) Teenage children kiss their parents before going to school. c.) Teens do their homework after they complete their

asked Oct 16, 2021

2 answers

2 votes

5.5k views

Which of the kingdoms discussed in this section developed away from the coast? How did the economies of these kingdoms compare to other African kingdoms? (identify five kingdoms that weren't on the coast

asked May 16, 2021

1 answer

5 votes

14.9k views

Explain some ethical issues for denying voting rights

asked Apr 4, 2020

1 answer

5 votes

176k views

A 5 inchx 7inch photograph is placed inside a picture frame. Both the length and the width of the frame are 2x inches larger than the width and length of the photograph. Which expression represents the

asked Jan 26, 2020

2 answers

3 votes

118k views

Which ruler launched the age of absolute monarchy in medieval Europe

asked Sep 23, 2019

2 answers

1 vote

213k views

Whick ions profuce similar colors in the flame tests?

asked May 13, 2019

1 answer

2 votes

123k views

Which of the following are roots of the polynomial function? F(x)=x^3-x^2-5x-3

asked Mar 8, 2019

2 answers

1 vote

201k views

What would best describe the reaction of most Europeans to the news that World War I had started? A. joy B. fear C. anger D. humor

asked Oct 8, 2018

1 answer

5 votes

32.1k views

Which of the following historical figures first signed the Declaration of Independence?

asked Oct 3, 2018

2 answers

5 votes

192k views

Was the Hebrews the first people to spread the idea of worshiping only one God

asked Sep 27, 2018

1 answer

0 votes

112k views

Which of the following is LEAST likely to be a health problem for someone with cystic fibrosis? a.nutritional deficiencies b.diabetes c.frequent infections d.obesity

asked Apr 1, 2017

1 answer

3 votes

224k views

What was the main goal of the friars

asked Jan 12, 2016

1 answer

5 votes

129k views

What is longitude? what is latitude?

asked Jan 6, 2016

2 answers

3 votes

179k views

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