Questions by Kevin Qiu

Questions by Kevin Qiu

Complete the proof of the identity by choosing the Rule that justifies each step. Sin^2x + 4cos^2x = 4 -3sin^2x To see a detailed description of a Rule in the Rule menu, select the corresponding question

asked Oct 21, 2023

1 answer

0 votes

64.6k views

A 600 W electric heater is connected to a 120 V source. Calculate its current.

asked Oct 8, 2023

1 answer

10 votes

85.4k views

Decompose the fraction 11 /12 towingtwo ways

asked Jul 4, 2023

1 answer

1 vote

116k views

PLEASE HELP ME ILL GIVE 100 POINTS Describe industrialism.

asked May 16, 2023

2 answers

7 votes

54.4k views

The full meaning of WAI

asked Apr 19, 2023

1 answer

0 votes

208k views

Is the following relation a function?

asked Jan 13, 2023

1 answer

16 votes

11.0k views

Luz has 2 red, 2 white, and 3 blue marbles in a cup. If she draws two marbles at random and does not replace the first one, find the probability of a white marble and then a blue marble.

asked Oct 27, 2022

1 answer

3 votes

7.0k views

A French essay on how you spent your lockdown in 10 Lines

asked May 26, 2022

1 answer

23 votes

223k views

Do you ever subtract using the z-score? A) yes B) no C) sometimes

asked Apr 15, 2022

1 answer

0 votes

109k views

How many times larger is 2 x 10[12] than 5 x 10[6]

asked Mar 3, 2022

1 answer

4 votes

6.0k views

Which phrase describes the equator? Select three options.

asked Nov 24, 2021

2 answers

0 votes

32.0k views

The following information was available for the year ended December 31, 2019: Earnings before interest and taxes (operating income) $ 75,000 Interest expense 15,000 Income tax expense 20,000 Net income

asked Oct 17, 2021

1 answer

3 votes

94.5k views

A high school track is shaped as a rectangle with a half circle on either side. Jasmine plans on running three laps. How many yards will Jasmine run? Use 3.14 for pie A.248.5 yard B.490.5 yard C.725.5

asked Sep 13, 2021

1 answer

5 votes

20.1k views

What is the solution to the equation? 3x+5=−2x+20 x=15 x=25 x=5 x=3

asked Aug 8, 2021

1 answer

5 votes

168k views

Why was Napoleon’s strength questioned?

asked Jul 7, 2021

1 answer

0 votes

212k views

A corporation has a return on equity of 18%. It has a total asset turnover ratio of 2. If it has a profit margin of 6%, what is its equity multiplier?

asked Jan 20, 2021

1 answer

1 vote

38.2k views

Why was Ezra Pound so important to the evolution of poetry in the early 20th century?

asked Jul 5, 2020

1 answer

0 votes

151k views

For electric forces we say that "likes repel, unlikes attract," but for the magnetic forces between two parallel current-carrying wires, we can say "likes attract, unlikes repel." To get a feel for the

asked May 11, 2020

1 answer

0 votes

201k views

How do you this question?

asked Apr 27, 2020

1 answer

0 votes

136k views

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