Recent activity by Pingfengafei

Recent activity by Pingfengafei

Describe the role of plate tectonics in the formation of Earth’s Biosphere.

answered Oct 18, 2023

1 answer 112k views

9) The girls' swim team is hosting afundraiser. They would like to raise atleast $500. They are selling candles for $5and flower arrangements for $6. The girlsestimate that at most they will sell 200items.

asked Oct 7, 2023

1 answer 149k views

A chemist prepares a solution of potassium permanganate (KMnO4) by weighing out 3.296 kg of potassium permanganate into a 100. mL volumetric flask andfilling the flask to the mark with water.Calculate

asked Aug 16, 2023

1 answer 203k views

Simplify 5/8+9/2+(-4/5)+7/8+(-5/2)+7/5 please answer

answered Jun 29, 2023

1 answer 102k views

In the late 1800s and early 1900s, the primary source of energy for manufacturing was?

asked May 14, 2023

1 answer 81.5k views

Help me pleaseee !!!!!!

answered Mar 26, 2023

1 answer 105k views

66 2/3 % of 12. ANSWER AND EXPLAIN WITH FURTHER AND CLEAR DETAILS

answered Feb 22, 2023

2 answers 4.6k views

For doing a certain a Job

answered Jan 31, 2023

2 answers 225k views

Suppose D has a coordinate of 11 and DE=5. What are the possible midpoints of DE? A) 6,16 B) 8.5, 13.5 C) 3,8 D) 2.5, 5.5 How do i solve this?

answered Jan 26, 2023

2 answers 139k views

The _______ the time period during which a species lived and the _______ the distribution of its fossils, the better an index fossil the species is. A. shorter; narrower B. longer; narrower C. longer;

asked Jan 25, 2023

2 answers 46.7k views

Find the midpoint of the following two coordinates: Please helppp

asked Dec 22, 2022

1 answer 172k views

Kinda need some help

answered Nov 14, 2022

1 answer 99.9k views

What is the GCF for the terms in the following expression? 15x + 30y - 10 What is the factored expression? Hint: it will look something like this 4 (2x + 4y - 6) this is not the answer!

asked Oct 7, 2022

1 answer 208k views

Which statement is true? Please help me

answered Sep 25, 2022

1 answer 200k views

Have a function f defined by f(x)=(sin(x)+1)^x determine the value of f'\left((3\pi)/(2)\right)

asked Aug 2, 2022

1 answer 19.2k views

7. In the US, which domestic economic trend accelerated during WWII? a. A decline in the standard of living b. A reduction in industrial production C.Greater opportunities for women d. Increased unemployment

answered Jul 28, 2022

1 answer 86.0k views

7. In the US, which domestic economic trend accelerated during WWII? a. A decline in the standard of living b. A reduction in industrial production C.Greater opportunities for women d. Increased unemployment

answered Jul 28, 2022

1 answer 86.0k views

7. In the US, which domestic economic trend accelerated during WWII? a. A decline in the standard of living b. A reduction in industrial production C.Greater opportunities for women d. Increased unemployment

answered Jul 28, 2022

1 answer 86.0k views

What is 4x - 3 = -2x + 9

answered Jun 24, 2022

1 answer 92.5k views

What steps must you take to divide fractions?

asked Jun 19, 2022

1 answer 72.5k views

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