Recent activity by Han Pengbo

Recent activity by Han Pengbo

How did the outbreak of ww2 impact the economy of the United States?

asked Nov 27, 2023

1 answer 158k views

Which expression is a sixth root of -1 + i√3? A.6rt2(cos(90°) + isin(90°)) B. 6rt2 (cos(60°) + isin(60°)) C. 6rt2 (cos(300°) + sin(300°)) D. 6rt2 (cos(20°) + isin(20°))

asked Nov 11, 2023

1 answer 184k views

Solve for u.u^2-u-12=0If there is more than one solution, separate them with commas.If there is no solution, click on "No solution."

asked Oct 27, 2023

1 answer 79.1k views

Find the volume of a cylinder with a height of 9 cm and a radius of 3 cm.

asked Jul 21, 2023

1 answer 200k views

If each student needs 1/3 of a stick of clay to do an art project,and there are 4 sticks of clay, how many students can do the art project?

answered Jul 14, 2023

2 answers 71.9k views

From a group of 6, in how many ways can you select:Any 4?At least 4?

asked Apr 21, 2023

1 answer 223k views

Which two factors combine to form an author’s purpose for writing a text? audience and message imagery and repetition narrator and narrator's point of view tone and word choice

answered Apr 18, 2023

2 answers 146k views

Write a balanced half-reaction describing the reduction of aqueous vanadium(v) cations to solid vanadium.

asked Mar 1, 2023

1 answer 177k views

A 90% confidence interval for a population is found to be (0.62,0.68) what is the sample proportion

answered Jan 15, 2023

1 answer 228k views

How much horse power does a Lamborghini have

asked Dec 24, 2022

2 answers 44.6k views

What is the SI unit of acceleration?

answered Dec 3, 2022

2 answers 78.7k views

When studying the average number of children that are born to each woman in a country (assuming the mother lives to the end of her childbearing years), a researcher is studying the country’s __________.

answered Nov 27, 2022

2 answers 231k views

A student wanted to use toilet paper to show the distance of one Astronomical Unit, or the distance from the Sun to Earth. They decided to use a scale factor of 1 square of toilet paper = 100,000 km. How

answered Oct 1, 2022

2 answers 181k views

What is the process used for creating natural sets?

asked Sep 1, 2022

1 answer 95.7k views

Which of the following countries is NOT located in the western half of Europe? Switzerland Belgium Poland lItaly

answered Aug 10, 2022

2 answers 43.5k views

PLEASE HELP ME IM TIMED

asked Jun 20, 2022

2 answers 49.3k views

Match the collective nouns in column A with the objects they refer to in column B. Column B Column A EXERCISE OD cards 1. album 2. bunch 3. crew sheep, birds 4 grapes, keys photographs cattle 4. flock

asked Jun 19, 2022

1 answer 146k views

Explain 9/11. Don't copy from Wikipedia!

asked Jun 17, 2022

2 answers 5.6k views

Which of the following would a small-scale map BEST represent? Diffusion patterns of cultural characteristics from the United States to Southeast Asia Population distribution in California's Orange County

answered May 26, 2022

1 answer 73.1k views

Determine the intercepts of the line y ( , ) x ( , )

answered May 15, 2022

2 answers 225k views

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