Wednesday

September 28, 2016
Total # Posts: 245

**Physics **

A tropical cyclone with wind speed of 170km/h. "Estimate the air pressure at the eye of the cyclone." Assuming that: *it is a laminar flow of air *wind speed outside the cyclone is zero. * the pressure is at normal atm pressure outside the cyclone. *measurement taken...

*September 22, 2016*

**Math**

James earns £800 a month He spends1/4 of this money on rent. James spends 2/5 of the money on food and bills. How much money has he left?

*January 31, 2016*

**Algebra**

Does the following set of ordered pairs represent a function? (-1, 3) (0, 3) (1, 3) I think yes, it is a function, but I'm not sure.

*January 9, 2016*

**Geometry**

Determine whether the conjencture is true or false. Give counter example is false. Given: two angles are supplementary. Conjecture: the angles form a linear pair.

*September 16, 2015*

**Algebra**

Go on google or us a calculator. 💩

*September 15, 2015*

**Math **

A rope is 20 feet long what is the maximum number of peices each 20 inches long that can be cut from the rope

*September 10, 2015*

**vocabulary**

ok thanks now theres another part thats really hard

*May 29, 2015*

**vocabulary**

am i right?

*May 29, 2015*

**vocabulary**

I did.for number one i got e for number to i got a and for number 3 i got a

*May 29, 2015*

**vocabulary **

Can someone help me. Exercise 6A circle the letter of the best synonym (the word or phrase most nearly the same as the word in bold-faced type) 1. underestimate their magnitude a.weight b.strength c. fame d. generosity e. great importance (magnitude is bold) 2. a (n) magnate ...

*May 29, 2015*

**English**

Which principal part is this verb form? (is) cutting A. past participle B. present participle C. past D. present

*May 22, 2015*

**English**

So im guessing A

*April 15, 2015*

**English**

Becky and I

*April 15, 2015*

**English**

Which simple sentence has a compound verb? A. Becky and I weren't sure. B. Anne wanted a surprise party for Carrie. C. We have been planning the party since April. D. Finally, we voted and decided against a surprise.

*April 15, 2015*

**math**

A male African elephant weighs 7 tons. If a male African lion at the local zoo weighs 1/40 of the weight of the male African lion, how many pounds does the lion weigh?

*March 30, 2015*

**Math**

Thanks

*March 26, 2015*

**Math**

The sum of any two consecutive integers is a composite number. A. 16 + 17 = 33 B. 10 + 11 = 21 C. 6 + 7 = 13 D. 7 + 8 = 15

*March 26, 2015*

**physics**

Two converging lenses are separated by 25.0 cm. The focal length of each lens is 17.0 cm. An object is placed 35.0 cm to the left of the lens that is on the left. Determine the final image distance relative to the lens on the right.

*March 25, 2015*

**8TH GRADE MATH**

PLEASE HELP ASAP!!! When you use a credit card, you are charged interest each month on the balance in your account. You can use a spreadsheet to investigate the interest chargeed n a credit-card account. you use a credit card to buy a $450 airline ticket. you are charged 1.8% ...

*March 2, 2015*

**History**

What was the purpose of ziggurats in Sumer? A. They were homes for wealthy Sumerians. B. They were conduits for water transport. C. They were temples for gods and goddesses. D. They were monuments to previous kings.

*February 3, 2015*

**History**

What was Hammurabi's most important achievement as the ruler of Babylon? He built extensive canals, which carried water to many parts of his kingdom. He established permanent armies, which he used to control his empire. He appointed governors to rule over conquered cities...

*January 29, 2015*

**Art check please**

#1 is A #2 is B #3 is C I have the same lesson as you and i got 100%

*January 23, 2015*

**Math**

Use properties to evaluate the expression. (19 + 28) + 21

*November 21, 2014*

**math**

Which is an example of an algebraic expression? A. 2k + 25 B. z – 8 = 44 C. 3 + 7 = 10 D. 76 – 10

*November 21, 2014*

**5th grade math**

It is 37

*September 3, 2014*

**calculus**

y= -5x + 4 OVER 10 - 5x find the asymptotes of the function

*February 3, 2014*

**math**

In a lab experiment 8 grams of acid were produced in 28 minutes and 17 grams in 47 minutes. Let g be the number of grams and m be the number of minutes. Find a linear equation that you could use to calculate g for any number of minutes

*February 3, 2014*

**chemistry**

How many grams of Na2CO3 are present in 18.4 mL of a 34.0% Na2CO3 solution. The density of the solution is 1.10 g/mL.

*February 2, 2014*

**calculus**

In a lab experiment 8 grams of acid were produced in 28 minutes and 17 grams in 47 minutes. Let g be the number of grams and m be the number of minutes. Find a linear equation that you could use to calculate g for any number of minutes.

*February 2, 2014*

**History!**

Thank you Ms. Sue!! :)

*November 26, 2013*

**History!**

Can someone please please help me? :) I'm really stuck on these 3. :( 1.Which statement is NOT a similarity that Emily Geiger and Rebecca Motte share? (1 point) a.Both women were spies. b.Both women's contributions to the American Revolution are often overlooked. c....

*November 26, 2013*

**Language Arts**

Thank you so much! :)

*November 22, 2013*

**Language Arts**

Okay, I went back and did some reading and i think its C- The struggle to break free from the shell is exhausting, but the chick must go on. and As for number 4, how is that wrong? a interrogative sentence asks a question.

*November 22, 2013*

**Language Arts**

Hello, can someone please check my answers? :) 1. How would you describe to others a person with ambition? (1 point) someone who withdraws from his family someone who strives for success*** someone who buys anything he wants someone who moves frequently 2. The lines “...

*November 22, 2013*

**History!**

I don't have a real book, all I have is a Ebook. Which really sucks.

*November 12, 2013*

**History!**

Ms.Sue, I'm trying I have no clue, my internet hasn't been working,I need some help.

*November 12, 2013*

**History!**

Thank you, Ms.Sue. 1. What resulted from Parliament’s lack of understanding of the needs of the colonists? (1 point) a study to prioritize the needs in the colonies sending more British representatives to America the beginnings of self-government in the colonies** having ...

*November 12, 2013*

**History!**

Can someone Please help me!? 1. What resulted from Parliament’s lack of understanding of the needs of the colonists? (1 point) a study to prioritize the needs in the colonies sending more British representatives to America the beginnings of self-government in the colonies...

*November 12, 2013*

**Math**

The area of a rectangle is x^2-5x-10. What is the length if the width id x+2 ?

*November 4, 2013*

**Calc**

how do you find the inverse of f(x)=6x+10x^17

*October 17, 2013*

**science**

I'm doing a project on chocolate I need help how to start the project

*October 12, 2013*

**Algebra**

I have 104 feet to build a dog pen. What is the largest width to maximise the area? What is the area? A=52x-x2 x=width

*April 16, 2013*

**Algebra**

We are studying quadratic functions. Suppose you have 80 feet of fence to enclose a rectangular garden. The function A= 40x-x2 gives you the area of the garden in square feet where x is the width in feet. What width gives you the maximum gardening area?

*April 3, 2013*

**math**

The management of Ditton Industries has determined that the daily marginal revenue function associated with selling x units of their deluxe toaster ovens is given by the following, where R'(x) is measured in dollars/unit. R'(x)=-0.1x+40 (a) Find the daily total revenue...

*December 7, 2012*

**math**

The demand function for a certain brand of CD is given by the following equation where p is the wholesale unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. p-0.01x^2-0.1x+6 Determine the consumers' surplus if the wholesale ...

*December 7, 2012*

**math**

Evaluate the definite integral. [0,1] √(7x(√(x)+√(7)dx

*December 7, 2012*

**Algebra**

While playing marbles, your first opponent won half your marbles plus 4 marbles. You lost half of what was left plus 3 marbles to your second opponent, You lost half of what was then left plus 2 more to the third opponent and your fourth opponent won your only remaining marble...

*December 6, 2012*

**math**

The quantity demanded x (in units of a hundred) of the Mikado miniature cameras/week is related to the unit price p (in dollars) by p = −0.2x2 + 80 and the quantity x (in units of a hundred) that the supplier is willing to make available in the market is related to the ...

*December 6, 2012*

**math**

Find the area of the region under the graph of the function f on the interval [-27, -1]. f(x)= 2-3square root x ? square units

*December 6, 2012*

**Algebra**

Thank you. I was trying to multiply it out first.

*December 6, 2012*

**Algebra**

Find the slope and y-intercept of the equation. y=mx+b y = (2-a)x + a

*December 6, 2012*

**History**

Compare and contrast Christianity and Islam.

*December 6, 2012*

**math**

The management of the Titan Tire Company has determined that the quantity demanded x of their Super Titan tires/week is related to the unit price p by the relation p = 102 − x^2 where p is measured in dollars and x is measured in units of a thousand. Titan will make x ...

*December 5, 2012*

**math**

The demand function for a certain make of replacement cartridges for a water purifier is given by the following equation where p is the unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. p=-0.01x^2-0.3x+20 Determine the consumers&#...

*December 5, 2012*

**math**

The demand function for a certain make of replacement cartridges for a water purifier is given by the following equation where p is the unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. p=-0.01x^2-0.3x+20 Determine the consumers&#...

*December 5, 2012*

**Algebra**

Two joggers are running around an oval track in opposite directions. One jogger runs around the track in 56 seconds. They meet every 24 seconds. How many seconds does it take the second jogger to run around the track?

*November 29, 2012*

**math**

The demand function for a certain brand of CD is given by the following equation where p is the wholesale unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. P=-0.01X^2-0.1X+6 Determine the consumers' surplus if the wholesale ...

*November 29, 2012*

**Algebra**

Two joggers are running around an oval track in opposite directions. One jogger runs around the track in 56 seconds. They meet every 24 seconds. How many seconds does it take the second jogger to run around the track?

*November 28, 2012*

**math**

Bernie invested a sum of money 8 yr ago in a savings account, which has since paid interest at the rate of 3%/year, compounded monthly. His investment is now worth $39,396.92. How much did he originally invest? $ ?

*November 24, 2012*

**math**

idk...it jus said that it was wrong....but when i worked it out i got the same answer as you.

*November 16, 2012*

**math**

that wasnt right

*November 16, 2012*

**math**

The quantity demanded each month of the Sicard wristwatch is related to the unit price given by the equation below, where p is measured in dollars and x is measured in units of a thousand. To yield a maximum revenue, how many watches must be sold? (Round your answer to the ...

*November 16, 2012*

**math**

Lehen Vinters imports a certain brand of beer. The demand, which may be assumed to be uniform, is 450,000 cases/year. The cost of ordering a shipment of beer is $500, and the cost of storing each case of beer for a year is $2. Determine how many cases of beer should be in each...

*November 15, 2012*

**math**

Lehen Vinters imports a certain brand of beer. The demand, which may be assumed to be uniform, is 450,000 cases/year. The cost of ordering a shipment of beer is $500, and the cost of storing each case of beer for a year is $2. Determine how many cases of beer should be in each...

*November 15, 2012*

**math**

The estimated monthly profit (in dollars) realizable by Cannon Precision Instruments for manufacturing and selling x units of its model M1 digital camera is as follows. p(x)=-0.07x^2+322x-96,000 To maximize its profits, how many cameras should Cannon produce each month? ? cameras

*November 15, 2012*

**math**

let f(x)=x^3+3x^2-2x+4 What are the critical values? Where are the relative extrema, if they exist?

*November 15, 2012*

**math**

let f(x)=x^3+3x^2-2x+4 What are the critical values? Where are the relative extrema, if they exist?

*November 15, 2012*

**math**

The owner of a luxury motor yacht that sails among the 4000 Greek islands charges $960/person/day if exactly 20 people sign up for the cruise. However, if more than 20 people sign up (up to the maximum capacity of 100) for the cruise, then each fare is reduced by $8 for each ...

*November 14, 2012*

**math**

Phillip, the proprietor of a vineyard, estimates that the first 9600 bottles of wine produced this season will fetch a profit of $5 per bottle. However, the profit from each bottle beyond 9600 drops by $0.0002 for each additional bottle sold. Assuming at least 9600 bottles of ...

*November 14, 2012*

**math**

The daily total cost (in dollars) incurred by Trappee and Sons for producing x cases of TexaPep hot sauce is given by the following function. c(x)=0.000002x^3+3x+453 (a) Find the average cost function C. C = ? (b) Find the level of production that results in the smallest ...

*November 14, 2012*

**Math**

how did you get 3366?

*November 14, 2012*

**Math**

The weekly demand for the Pulsar 25-in. color console television is given by the demand equation p=-0.05x+502 (0(less than or equal too)x(less than or equal too)12,000) where p denotes the wholesale unit price in dollars and x denotes the quantity demanded. The weekly total ...

*November 14, 2012*

**math**

Suppose the total cost function for manufacturing a certain product C(x) is given by the function below, where C (x) is measured in dollars and x represents the number of units produced. Find the level of production that will minimize the average cost. (Round your answer to ...

*November 14, 2012*

**math**

f(x)=x^4-4x^3+10 Find the inflection point(s), if there are any.

*November 12, 2012*

**math**

f(x)=x^4-4x^3+10 Where are the relative extrema, if they exist?

*November 11, 2012*

**math**

Let f(x)= x^4-4x^3+10 Where are the relative extrema, if they exist? Show all partsof the analysis necessary

*November 11, 2012*

**math**

Yes , I did that part, what else do I have to do?

*November 11, 2012*

**math**

Let f(x)= x^4-4x^3+10 Where are the relative extrema, if they exist? Show all partsof the analysis necessary.

*November 11, 2012*

**math**

Find the relative extrema, if any, of the function. Use the second derivative test, if applicable. g(x)=4x^2+7x+6 relative maximum (x, y) = (, ) relative minimum (x, y) = (, )

*November 8, 2012*

**Math**

Let f(x)=x^4-4x^3+10 Find the first derivative of the function. Find the critical values of the first derivative.

*November 8, 2012*

**math**

Find the absolute maximum value and the absolute minimum value, if any, of the function. g(x)=x^2+9x^2/3 on [-7,8]

*November 8, 2012*

**math**

Find the absolute maximum value and the absolute minimum value, if any, of the function. g(t)=t/t-2 on[4,6]

*November 7, 2012*

**math**

Find the absolute maximum value and the absolute minimum value, if any, of the function. (If an answer does not exist, enter DNE.) f(x)=x^3+3x^2-1 on [-3,1]

*November 7, 2012*

**math**

ok I got 85 for part a and that was right. But i plugged it into part B and got 115,250....but that was wrong. What am I doing wrong?

*November 7, 2012*

**math**

Lynbrook West, an apartment complex, has 100 two-bedroom units. The monthly profit (in dollars) realized from renting out x apartments is given by the following function. p(x)=-10x^2+1700x-43,000 To maximize the monthly rental profit, how many units should be rented out? ? ...

*November 7, 2012*

**Math **

Find the absolute maximum value and the absolute minimum value, if any, of the function. (If an answer does not exist, enter DNE.) f(x)=x^3+3x^2-1 on [-3,1]

*November 7, 2012*

**Math **

Find the absolute maximum value and the absolute minimum value, if any, of the function. (If an answer does not exist, enter DNE.) f(x)=x^3+3x^2-1 on [-3,1]

*November 7, 2012*

**History**

What was the contribution of Alexander the great to the world today?

*November 6, 2012*

**math**

Find the absolute maximum value and the absolute minimum value, if any, of the function. (If an answer does not exist, enter DNE.) g(x)=-x^2+4x+4

*November 5, 2012*

**math**

Determine where the function is concave upward and where it is concave downward. g(x)=-x^2+7x+9

*November 2, 2012*

**math**

Find the relative extrema, if any, of the function. Use the second derivative test, if applicable. (If an answer does not exist, enter DNE.) g(x)=x^3-6x relative maximum (x, y) = ( , ) relative minimum (x, y) = ( , )

*October 31, 2012*

**math**

so is the point (0,0)?

*October 30, 2012*

**math**

Find the inflection point(s), if any, of the function. (If an answer does not exist, enter DNE.) g(x)=9x^3-4x

*October 30, 2012*

**math**

IDK!!!

*October 29, 2012*

**Advanced algebra**

1.write the first four terms of the sequence that begins with 2000 and has the common ratio 1.05. 2.write the first four terms of the sequence that begins with 5000 and decays 15% with each term.what is the common ratio? 3.write a recursive formula for the sequence that begins...

*October 8, 2012*

**physics**

A force is applied to a 2.7 kg mass and produces 2.9 m/s 2 acceleration. What acceleration would be produced by the same force applied to a 14.9 kg mass? Answer in units of m/s 2

*September 12, 2012*

**chemistry**

An alien rocketship is traveling at a speed of 4,900,000 4{,}900{,}000 inches per hour. At this speed, how many miles will it travel in 1 minute? Round to the nearest thousandth.

*September 5, 2012*

**Physics**

A deep space probe moves away from the earth with a speed of 0.75c. An antenna on the probe requires 3.00s probe time to rotate through 1 revolution. How much time is required for 1.00 rev according to an observer on Earth?

*May 2, 2012*

**to Celest**

a student. but do u really mean it???

*April 30, 2012*