# Posts by jake

Total # Posts: 2,227

**physcis**

1) A student jumps 0.85 meters straight up, on level ground. (a) How long is the student in the air? (b) For how long is the student within 0.10 meters of the top of the jump? (c) What fraction of the time is the student in the top 0.10 meters of the jump?

**Precalculus**

22

**Chemistry**

CU oxidizes

**math please help ms sue i wana pass math**

????????????????

**Chemistry**

When 821 J of heat is added to 3.6 g of an oil at 21 °C, the temperature rises to 85 °C. What is the specific heat (cp) of the oil in J/(g°C)?

**Statistics**

A survey was conducted to determine the number of hours people listen to the radio. While most of the listening is in the car, it turns out that the mean is 2.5 hours with a standard deviation of 0.75 hours. Find the probability that the sum of 80 values is greater than 190.

**physics**

an object of mass mf to fall a distance L, giving its energy to raise the bus of mass 0.50 kg. The focal point of the lab was the effect of an inclined plane (a ramp). What is the effect of a ramp on the force necessary to raise an object a vertical distance H? What is the ...

**Math**

excuse me, I got the units of Area incorrect. It should be cm^2. So 78.5 cm^2.

**Math**

C=2pi*r solve for r... 31.4=6.28r r=4.9974 A=pi*r^2 A=78.5 centimeters.

**physics**

just a question out of curiosity... Why is it that when you stretch a rubber band between your thumbs the same length both sides of the rubber band make two different sounds? Is it because the sound waves are at different velocities or frequencies?

**SOCIAL STDIES HELP! 8th**

4 IS A don't listen to ms. sue she's a jerk

**Chemistry**

What is the empirical formula of a magnesium oxide compound that contains 0.2717 moles of Mg and 0.1811 moles of O?

**Language Arts**

go with Hi's answers all these other morons are trying to prove him or her wrong but they are the real idiots. Thanx Hi your answers were 100% correct

**math**

2

**Physics**

At the State Fair you see people trying to win a prize at a game booth. They are sliding a metal disk shaped like a puck up a wooden ramp so that it stops in a marked zone near the top of the ramp before sliding back down. You estimate that you can slide the 'puck' at ...

**Art**

1)c 2)d 3)b

**Math**

The volume of a rectangle prism with a square bases is 5880 cubic inches and it's height is 30 inches. Find the side length of the square base? 5880\30 = 196 square = side length of 14

**MATH**

1 ton = 2000 pounds

**science help**

i'm awesome has been giving false answers BEWARE

**Geometry**

In triangle ABC, points X and Z are on line AB and Y is on line AC such that line XY is parallel to line BC and line ZY is parallel to line XC. If AZ = 8 and ZX = 4, then what is XB?

**science**

At 3:15 one afternoon, the temperature over the land reaches its highest value for the day — about 89°F. The temperature over the adjacent water is about 72°F. What would the expected weather conditions be at this time. The answer clearly would be Cloudy skies and...

**maths**

A rectangular plate has a length of (18.0 ± 0.2) cm and a width of (9.8 ± 0.1) cm. Calculate the area of the plate, including its uncertainty. Correct all results to significant figures. Please help someone

**finance**

You want to have $2 million in real dollars in an account when you retire in 30 years. The nominal return on your investment is 8 percent and the inflation rate is 5.3 percent. What real amount must you deposit each year to achieve your goal? (Do not round intermediate ...

**Science Help**

75

**Algebra u rgent**

Thanks steve!

**Algebra u rgent**

Find the slope of the line that goes through the following points. x:0 1 2 3 y:-4 -3 -2 -1 a-1 b1 c-4 d-7 x:-1 0 1 2 y:-4 -1 2 5 a-5 b-3 c-1/3 d3 Answers: 1) /?? 2) 3 PLEASE HELP

**life orientation**

low self esteem, depression, anxiety, lack of self confidence in trusting your decisions and living by them,lack of ability of making decision

**Math**

ll 5 people how many members have been called

**art**

3.Which is the definition of the term contemplate? A.to quickly complete a task B.To consider throughtfully C.a new style of art D.to consider throughtfully over an extended period of time

**art**

2.An artist loved to work with smooth, flowing paint that had vibrant color. Knowing that she had many months to finish a commision her best choice for a material would be: A.tempera paint B.old paint c.acrylic paint D.watercolor

**art**

not jake

**art**

you guys suck

**art**

LOL, how am I rude, I just replied with the same respect she gave me. She didn't help very much and did a lousy job. But whatever the helpers on here stink anyways so see ya!

**art**

There is no need to be rude. Yes my book does not display any helpful information but I find there no need for you to come out so rude to me. Also you could have explained how to answer them instead of just telling me to find them on google. I have already finished questions 6...

**art**

Thank you!

**art**

I understand number 10 but I just can't get the other ones. Our book doesn't really help us too much I think number 10 is d but the others I am unsure about.

**art**

I just need the answers for my homework

**art**

Mrs.Sue can you help!!!

**art**

7.The right of artists to speech, art, or other means to communicate opinions without restraint is best described as A.an american value b.expressionism c.the free market d.freedom of speech 8.A visitor walks into a art show, quickly views the work, and is gone within 5 ...

**art**

4.the orientalizing period was characterized by? A. greeks borrowing images from oriental cultures B.artwork with lots of shading and perspective c.oriental cultures borrowing images from greek art D.artwork with many reds and golds 5.Frank lloyd wright's architecture is ...

**art**

2.An artist loved to work with smooth, flowing paint that had vibrant color. Knowing that she had many months to finish a commision her best choice for a material would be: A.tempera paint B.old paint c.acrylic paint D.watercolor 3.Which is the definition of the term ...

**art**

1.An art historian notices that two neighboring cultures use a similar style when sculpting horses. This is likely an example of A. Shares interests in the equine form B. Baroque style C. Cultural exchange D. Orientalizing Style

**Statistics/Probability**

.2608

**L.A**

Yes, the answer is D.

**math**

Check plz Jake Vought a hammer for $11.70 and four pieces of paneling for $7.95 each. If the sales tax rate is 6%_ how much change will he receive from $50.00 7.95*4=31.80 11.70+31.80=43..50 43.50*.06=2.61 43.50+2.61=46.11 50.00-46.11=3.89

**math**

Check plz There are shirts on sale for 25% off. The sale price is 12.75. What is the original price. $12.75 *.25=3.19 $12.75+3.19=15.94

**math**

Tom's town has a population of $25,000. If the population increases. 12% next year,how many people will be living there.

**Math**

Find the volume of the solid generated by rotating the area bounded by y=x^2 and x=y^2 about the x-axis.

**Trigonometry**

Sarah is wrong because her answer is for Cos(125) not Sin(125... Sin(125) equals .81915204

**Algebra**

(16x^5*y^10/81xy^2)^(3/4) please explain how to do this, I am at a complete loss

**macroeconomics**

54,00

**social studies. NEED HELP ASAP**

Thanks for the help i got these Right the answers Are C A D

**Algebra**

If a quadratic has a vertex at (-2,2) and passes through (-1,0) what is its equation in standard form? A. y = -2(x-2)^2 + 2 B. y = -2(x+2)^2 + 2 C. y = -(x+2)^2 - 2 D. y = (x+2)^2 + 2 Is the answer B?

**Math**

it's not cheating it's a pretest question

**Chemistry**

consider the following reaction at 298K 4Al(s)+3O2(g) yields 2Al2O3(s) delta H= -3351.4 Kj find delta S sys find delta S surr find delta S unvi

**Math.**

The correct answers are: 1)B 2)D 3)A 4)C 5)A Its 2017!

**art**

thanks

**art**

Ancient native Americans chose willow strips to make baskets because there were easy to bend and to. A. to find B. waterproof C. multi colored D. rare

**art**

ok I will thanks

**art**

Ancient native Americans chose willow strips to make baskets because there were easy to bend and to. A. easy to find B. rare and valuable C. multi colored D. waterproof I chose A is this correct

**art**

ok thanks

**art**

A sculptor creates a bust of a famous politician out of marble and places it in the outdoor courtyard of the capitol building. Why did he chose marble?

**math**

Jishka is stupid and it sucks I would have gotten 100% but I listen to the website and got 60% instead hate jishka.

**Math**

we have 2 coins: coin 1 comes up with the probability of tails of 2/3 while coin 2 comes up with the probability of tails of 1/3 you don't know which is which so you pick one up at random and flip it . If its tails, you guess that the coin you picked up is coin 1 else you ...

**calculus**

If 600 cm2 of material is available to make a box with a square base and a closed top, find the maximum volume of the box in cubic centimeters. Answer to the nearest cubic centimeter without commas. For example, if the answer is 2,000 write 2000.

**physics**

Please someone should help me with this. An elastic material has a length of 36cm when a load of 40N is hung on it and a length of 45cm when a load of 60N is hung on it. The original length of the string is ?

**physics**

Please how do i solve this? A body of mass 36kg falls through a viscous liquid which offers a drag of 260N on the body. The upthrust on the body at terminal velocity is?

**Physics (is my work correct????)**

A tension force of 2.50 N acts horizontally on a 2.00 kg block. The block accelerates at 0.750 m/s2. What is the force of kinetic friction? 2 x .75, = 1.5N (2.5 - 1.5) = 1N?????

**math**

yes

**math**

I meant wendays homework

**math**

on Tuesday, elena completed 20 of her math homework in 36 minutes. At that same rate, how long will it take her to complete 35 items for wendy's math home work

**Physics**

A 0.047 kg golf ball is driven from the tee with an initial speed of 54 m/s and rises to a height of 23.2 m. What is its speed when it is 6.0 m below its highest point?

**Pre-Cal**

A wire 360 inches long is cut into two pieces. One piece is formed into a square and the other into a circle. If the two figures have the same area, what are the lengths of the two pieces of wire (to the nearest tenth of an inch)?

**chemistry**

what is the volume, in liter of 2.54 mol methane (ch4) gas? I've been stuck on this problem for hours, someone please help!

**Algebra**

Janice tosses a softball directly upwards with an initial velocity of 100 feet per second. Use the formula h = vt - 16t^2 to answer each question. a. When will the ball reach a height of 84 feet? b. When will the ball hit the ground?

**math**

Decide whether the each equation has one solution, no solutions,or infinitely many solutions. 1. 2(x-3)= 2X A.One solution B.No solutions C.Infinitely many solutions 2. 3(y-3)= 2y-9+y A.One solution B.No solutions C.Infinitely many solutions 3. 10x-2-6x = 3x-2+x A.One solution...

**Stupid Complicated English Grammar**

if this could be answered it would help man students. plz answer after you have submitted the activity

**Math**

Problem 6: Let a1,a2,.........a10 be an arithmetic sequence. If a1+a3+a5+a7+a9=17 and a2+a4+a6+a8+a10=15, then find a1.

**Algebra**

Let a1,a2,a3..... be an increasing arithmetic sequence of integers. If a4a5=13 what is a3a6?

**Math**

9,578

**Algebra**

Solve for x>0 in the following arithmetic sequence 1^2,x^2,3^2.....

**Algebra**

The fifth term of an arithmetic sequence is 11. If the difference between two consecutive terms is 1, what is the product of the first two terms?

**Algebra**

No it is equal

**Algebra**

Find all values of t such that [t] =2t+3. If you find more than one value, then list the values you find in increasing order, separated by commas. The brackets represent the floor sign function.

**English**

did you read the book?

**Math**

Find the positive difference between two solutions to the equation ∛(4-(x^2/3)) = -2

**Math**

What is the sum of all values of x which |x-3|+|3-x|-1=?

**AB Calculus**

For part 2 i got .17955, would this be considered correct?

**AB Calculus**

I figured out that part "A" is -3/8, but i can't figure out part 2, a or b. please explain and help. thanks. Sand is falling from a rectangular box container whose base measures 40 inches by 20 inches at a constant rate of 300 cubic inches per minute. a) how is ...

**CHem**

Iodine forms three compounds with chlorine. Choose the correct molecular shapes. ICl3 ICl5 ICl

**Math**

Our teacher hasn't taught us log, so how would I sove this problem?

**Math**

Suppose 81^x=64. What is 27^(x+1)?

**science**

Two train cars are connected to a locomotive as shown. Wach train has a force of kinetic friction equal to 50,000N. The locomotive pulls the two freight cars at a constant speed of 4.0m/s. Find the force of tension at each of the coupling points A & B.

**math**

?????????????????

**math**

Sorry i ment what is the total Weight.

**math**

Sam grew three pumpkins for the pumpkin growing contest.The pumpkins weighed 24 1/8 lb,18 1/2 lb, and 32 5/16 lb. Find the total cost of the pumpkins. I don't get it????

**Algebra - Can you PLEASE check - I"m stuck!**

Bob is studying the growth of a particular species of plant. He writes the following equation to show the height of the plant f(n), in cm, after n days: F(N)=10(1.02)^n 1. Starting from 0 days, plug x-values into our function to find out how many days it takes for the plant to...

**Algebra - can you PLEASE double check my work?**

I'm confused what you mean by 3? I was thinking Irrational because you can not write as a ratio.??

**Algebra - can you PLEASE double check my work?**

Part A: Use the properties of exponents to explain why is called the fifth root of 18. 1. What property refers to roots and fractional powers? My Answer: Rule of exponents 2. How does it apply to 18^1/5? If you multiply 18^1/5 by itself 5 times, you get 18. Part B: The length ...

**Physics**

A brick of mass 2.3 kg is lifted to a height of 1.9 m. How much gravitational potential energy is added to the brick? Acceleration due to gravity is g = 9.8 m/s2.