Recent activity by Bing Lan

Recent activity by Bing Lan

A rock is dropped from a sea cliff and the sound of it striking the ocean is heard 3.7 s later. If the speed of sound is 340 m/s, how high is the cliff?

asked Dec 10, 2024

1 answer 221k views

Who was the first black woman to speak out publicly against slavery? a) Sojourner Truth b) Harriet Tubman c) Rosa Parks d) Maya Angelou

answered Nov 18, 2024

1 answer 83.6k views

(8^x/4+4)=(8^-19x/4)

answered Jul 31, 2024

1 answer 66.0k views

How does the burning of fossils contribute to global warming A. burning fossil fuels adds greenhouse gasses like carbon dioxide to the atmosphere. B. burning fossil fuels introduces carbon dioxide to parts

answered Feb 21, 2024

1 answer 106k views

On which language and literacy component is an educator focused when they create category lists of words

answered Jan 21, 2024

1 answer 40.0k views

the quadratic curve crosses the x axis at 1,0 and 5,0 and the y intercept is 5. express this in the equation y = ax2 + bx + c

asked Nov 28, 2023

1 answer 29.0k views

What is the equation of the line that passes through the point (-1,-5) and has a slope of 1?

asked Sep 24, 2023

2 answers 32.1k views

Read the excerpt from paragraph 1. But suddenly, all was quiet. And the profound silence testified to one of the greatest demographic disasters in human prehistory-the demise of the once-vibrant Maya society.

asked Aug 8, 2023

2 answers 226k views

Evaluate the equation 3w = 96 A. w = 288 B. w = 32 C. w = -32 D. w = -288

answered Jul 21, 2023

2 answers 185k views

Which fraction does the colored portion of the picture represent?

asked Jul 2, 2023

1 answer 40.1k views

2. Some of the dimensions of a square pyramid are shown in the diagram. The height of thesquare pyramid is 7.5 meters. What is the volume of the square pyramid in cubic meters?9 m9 m

answered May 20, 2023

1 answer 108k views

Write 6.04*10-3 as an ordinary number

answered May 15, 2023

1 answer 137k views

On July 31, Oscar Jacobs checked out of the Sandy Beach hotel after spending four nights. The cost of the room was $76.90 per night. He wrote a check to pay for his four-night stay. What is the total amount

asked May 7, 2023

1 answer 206k views

Find the difference of the complex numbers.(3 + 7i ) - (-4 - 2i )A.-1 + 9iB.-1 + 5iC.7 + 5iD.7 + 9i

asked Jan 18, 2023

1 answer 117k views

Plzzzzz Helpppppppppoo

answered Dec 4, 2022

1 answer 191k views

What enzyme catalyses the reaction of PRPP transfer to hypoxanthine with formation of IMP?

answered Oct 29, 2022

1 answer 113k views

Rule: multiply by 2 Pattern: 3,6,12,24,48 Observation: Observation = something similar about the numbers

answered Sep 29, 2022

1 answer 127k views

Which guarantee is not included in the First Amendment?

answered Sep 27, 2022

1 answer 204k views

Which of the following quotes best support the answer to Part A “I send my thoughts and prayers

asked Sep 13, 2022

1 answer 91.1k views

Which of the following values does not satisfy the inequality x − 2 ≤ 3? A 3 B 5 C 7 PLEASEEE HELPPPPPPPPPPPPPPPPP

answered Aug 28, 2022

2 answers 164k views

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