Recent activity by Chendesheng

Question

Sally's field hockey ball height function is given as h(t), where h(t) is in meters and t is in seconds. To determine if she has shot a dangerous ball, we need to evaluate h(t) at an appropriate time point.

answered Jan 2

1 answer 11.0k views

There are 31books on clay’s bookshelf.8 books are about sports and the rest are about animals.how many animal books are on clay’s bookshelf?

asked Dec 21, 2024

1 answer 13.9k views

How do zombie fires start?

asked Dec 2, 2024

1 answer 158k views

Look at the graph. Which line has the greater slope? Why? A. Line A because it passes through the origin B. Line A because it is increasing more quickly than Line B C. Line B because it crosses the -axis

answered Nov 17, 2024

1 answer 48.9k views

A 10 W light bulb is turned on and left on continuously. How long can the bulb stay on with $2.00 if the energy cost is $0.05 per kW-hr? A. 100 hours B. 15 seconds C. 4000 hours D. 15 minutes E. 1.7 hours

asked Sep 26, 2024

1 answer 224k views

Suppose that you are to conduct the following hypothesis test: H0:H1:μ μ=≠510510H0:μ=510H1:μ≠510 Assume that you know that σ=90σ=90, n=42n=42, x=487.5x¯=487.5, and take α=0.1α=0.1. Draw the sampling distribution,

asked Sep 9, 2024

1 answer 180k views

At a gymnastics competition, 30 gymnasts did a floor routine. They made up 50% of the gymnasts. How many gymnasts were at the competition? Pick the model that represents the problem. How many gymnasts

answered Aug 23, 2024

2 answers 19.0k views

I NEED HELP ASAP!!! The Transcontinental Railroad was perhaps the most monumental technological achievement of the Industrial Revolution. Beginning in 1863, two companies worked more than six years to

asked Aug 8, 2024

2 answers 68.0k views

If IKO Polyisocyanurate insulation is used as well as EPS in a single system, which insulation should be installed first?

answered Jun 21, 2024

1 answer 98.7k views

A bag contains 3 colors of balls red,yellow, and black there are 1 red ball, 4 yellow, and 4 black if one ball is selected at random from the bag, find the probability that it is yellow.

answered May 14, 2024

2 answers 234k views

Which of the following are found in the retroperitoneal space? A. Liver B. Spleen C. Kidneys D. Stomach

answered Apr 23, 2024

1 answer 53.3k views

What system works with the excretory system in order to excrete sweat to help regulate body temperature?

answered Apr 14, 2024

1 answer 193k views

The zeros of the function are at the value. A) Local extrema B) Critical points C) X-intercepts D) Asymptotic points

asked Apr 10, 2024

1 answer 52.0k views

Chest tube drainage should be how much per hour?

answered Jan 27, 2024

1 answer 316 views

glycosylated hemoglobin (hgba1c) represents average blood glucose levels over a period of approximately 2 to 3 months. fill in the blanks with the normal level range indicating good maintenance of blood

answered Jan 23, 2024

1 answer 175k views

You have a job that you have been working very hard at because you are saving up to buy a car. Your best friend approaches you and asks if you would like to go away with his/her family over Spring break.

answered Nov 9, 2023

2 answers 130k views

Hello. Im trying to help my 9th grade daughter who is autistic with her math test corrections. It has been over 20 yrs since I had Algebra 1 and Im definitely rusty. She easily gets frustrated and impatient

asked Oct 26, 2023

1 answer 31.7k views

Solve by completing the square

answered Oct 21, 2023

1 answer 71.2k views

I have a few questions on my math homework for today that I am confused how to solve so if you could teach me that would be great.

answered Oct 14, 2023

1 answer 186k views

Given the following equation: Mg(OH)2 + 2HCI --> MgCl2 + 2H₂O How many moles of water form from one gram of magnesium hydroxide? 26 58 0.03 116 Question 5 (1 noint) :

asked Jul 19, 2023

1 answer 16.7k views

Ask a Question