Questions by Danfeng

Questions by Danfeng

How many significant figures does the following value have 43.023

asked Nov 4, 2023

1 answer

4 votes

24.7k views

1. Explain the Law of Cosines by ∆ ABC 2. Explain Law of Sines by ∆ ABC 3. Explain The SSA Postulate

asked Sep 27, 2023

2 answers

11 votes

42.9k views

A parasailer is attached to a boat with a rope. While parasailing the angle of depression to the boat is 25º. When the parasailer is attached to the boat with a 300-foot rope, how high above the boat is

asked Jun 27, 2023

1 answer

3 votes

110k views

PLEASE HELP!! The black,white and grey crayons make up 20% of a set of colours.How many colours are in the set alltogether?

asked May 19, 2023

1 answer

3 votes

133k views

What is 3,780/21,600 simplified?

asked May 9, 2023

1 answer

4 votes

37.3k views

How was the European settlement and colonization of North America different from South and Central America (and the Caribbean)?

asked Jan 14, 2023

1 answer

21 votes

214k views

g Let X and Y be two independent standard normal random variables, i.e., each follows the distribution N (0, 1). Now, define two new random variables as Find cov(Z, W)

asked Nov 24, 2022

1 answer

5 votes

226k views

When H. pylori was first discovered, researchers doubted the finding. It was thought that the acidic environment of the stomach was too hostile for microbes to thrive. Newer research using genetic analysis

asked Aug 26, 2022

1 answer

3 votes

82.0k views

What would happen if a person who is undergoing chemotherapy were given a live virus vaccine against polio

asked Aug 25, 2022

1 answer

4 votes

174k views

Can someone please help me with this

asked Jun 1, 2022

1 answer

23 votes

153k views

The acacia tree is protected from other insects by a certain species of ant. The ants,in turn, feed on a sweet secretion produced by the tree. This type of nutritional relationship is known as A) saprophytism

asked Apr 24, 2022

1 answer

2 votes

182k views

What happens before the first Reardan vs. Wellpinit basketball game begins?

asked Feb 26, 2022

2 answers

11 votes

121k views

Southwest Airlines wants to raise $20 million to finance the renovation of their corporate offices, and the company wishes to raise the funds through direct finance. Which of the following methods could

asked Feb 8, 2022

1 answer

3 votes

225k views

A researcher took a poll of people in his state. He asked each person if he or she had any pets (Yes or No) and to state his or her political party affiliation (Republican, Democrat, or Other). If the

asked Dec 6, 2021

1 answer

3 votes

110k views

What is the slope of the function? 08 04 O 2 O 5

asked Nov 27, 2021

2 answers

0 votes

121k views

A spontaneous reaction occurs

asked Oct 11, 2021

1 answer

3 votes

113k views

At 25 ∘ C , the equilibrium partial pressures for the reaction 3 A ( g ) + 4 B ( g ) − ⇀ ↽ − 2 C ( g ) + 3 D ( g ) were found to be P A = 5.70 atm, P B = 4.00 atm, P C = 4.22 atm, and P D = 5.52 atm. What

asked Sep 3, 2021

2 answers

2 votes

84.1k views

Someone plz help me write notes (images attached)

asked May 11, 2021

1 answer

0 votes

58.1k views

Please help! i got this wrong already once before and i’m terrible at spanish

asked May 7, 2021

2 answers

0 votes

51.9k views

Jack, walker, and trust have $100 altogether. Jack has $20 more than Walker. Trust has $14 more than walker. How much money does Jack have?

asked Mar 4, 2021

1 answer

0 votes

13.3k views

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