Friday

August 29, 2014

August 29, 2014

Total # Posts: 461

**algebra1**

Thank you so much I got them both right on my quiz!!!!!!!!!!!!!!!😆😆😆😆😆😀😀
*August 27, 2014*

**algebra1**

Thanks which is the following is the most appropriate unit to describe the time you can drive a car based on the amount of gas. Minutes per gallon because the independent quantity is the gallons or gallons per minutes because the independent quality is the gallons
*August 27, 2014*

**algebra1**

114.5
*August 27, 2014*

**algebra1**

During on Alpine skiing event the times of four Scears were listed below time is measured in seconds skier a= 114.36 skier b=14.40 skier c=114.48 skierD =114.44 If the stopwatch used was only accurate to the 10th of a second which skiers time would be different from the others...
*August 27, 2014*

**english**

which is punctuated correctly?????? Despite the rain many people come to the outside wedding. We went to a movie, and did some shopping,after we ate lunch at the deli. Over the summer, many people plan to travel to exotic places, and play at the beach. When I get to school, I ...
*August 26, 2014*

**chemistry**

f 8.77 g of KI are dissolved in enough water to make 4.75 L of solution, what is the molarity of the solution?
*August 10, 2014*

**American Government**

Which is NOT a responsibility of the Department of Energy? To formulate national energy policy To research and develop nuclear and energy technology To regulate the distribution of electricity and natural gas To oversee the construction of national highways
*July 18, 2014*

**Chemistry**

I need help on these three questions. For all three of them you're supposed to write a balanced equation for each neutralization. Then, to find the concentrations of the unknown solutions if the following reactions are found to reach equivalence by titration. The three ...
*June 9, 2014*

**science**

UNSCRAMBLE RDOCRROUTINEDEVELOPMENT to make 2 words having to do with the reproductive system
*June 4, 2014*

**Family**

What career is more worthy to go to college for and save the most money? A.) Vet Tech B.) Preschool/Kindergarden Teacher C.) Pilot D.) Manager A or B ??
*April 2, 2014*

**math**

Brandon has a 55-gallon fish tank. He estimates he can drain the tank at an average rate of 11 gallons per minute. In a linear model of this situation, x represents the number of minutes the tank has been draining. Relative to this situation, what does the y-intercept ...
*March 1, 2014*

**algebra**

Brandon has a 55-gallon fish tank. He estimates he can drain the tank at an average rate of 11 gallons per minute. In a linear model of this situation, x represents the number of minutes the tank has been draining. Relative to this situation, what does the y-intercept ...
*March 1, 2014*

**Physics**

In a two-dimensional tug-of-war, Alex, Betty, and Charles pull horizontally on an automobile tire at the angles shown in the picture. The tire remains stationary in spite of the three pulls. Alex pulls with force of magnitude 207 N, and Charles pulls with force of magnitude ...
*March 1, 2014*

**Physics**

It does not state how to get b and I have been looking through my book and other textbooks and online but cannot find how.
*February 28, 2014*

**Physics**

I did not copy and paste. I simply stated to copy and paste into the Google search bar this question and there are many results with this similar question. Just copy and paste this question and click the first link tha appears (I cannot type the url)and there are three ...
*February 28, 2014*

**Physics**

In a two-dimensional tug-of-war, Alex, Betty, and Charles pull horizontally on an automobile tire at the angles shown in the picture. The tire remains stationary in spite of the three pulls. Alex pulls with force of magnitude 207 N, and Charles pulls with force of magnitude ...
*February 28, 2014*

**algebra**

Which graph best represent following expression|x-1|>2
*February 26, 2014*

**algebra**

Use properties of real numbers to rewrite expression(3/5)(5/3)answers are 8/15,, 15/8,, 0, 1
*February 22, 2014*

**algebra**

Name the property of real numbers illustrated by the equation2·(8·7)=(2·8)·7answers are distributive property, associative property multiplication, communicative property, associative addition
*February 22, 2014*

**algebra**

Name the property of real numbers illustrated by the equation2·(8·7)=(2·8)·7
*February 21, 2014*

**algebra**

Insert<,>or=to make the sentence true -1/3-2/5 answers are. = < >
*February 21, 2014*

**algebra**

Graph the number on a number line 10/7
*February 21, 2014*

**algebra**

To which set of numbers does the number belong-55 answers are, Natural, whole, integers, irrational
*February 21, 2014*

**algebra**

Which inequality represent the following eight fewer than a number is at least sentence 20 answers are. X-8>20. 8-X>20, x+8<20. X-8<20
*February 21, 2014*

**algebra**

Solve the equation or formula for the indicated variable s=3r4t+or t answers are. t=s/3-r. t=r4-3s t=s/3r4. T=811/s
*February 21, 2014*

**algebra**

Solve the equation|2x+10|>26 answers are x<-36or x>16,, x>-18or x<8, x<-18or x>8,x<-8or x>8
*February 20, 2014*

**algebra**

The equation y-100x=2000 can be used to represent monthly salary of a salary of a salesman ,y when he sells x computer system what is the salesman monthly salary if he sells no computer. Answers are 20, 100, 2000, 2100 thank you
*February 20, 2014*

**algebra**

Which of the following is equal to (2x/5-9)+9. Answers are 2x/5, 5x/2, 2x/5-45, (2 x-9)+45
*February 20, 2014*

**algebra**

Which equivalent form following equation 2x-3y=3
*February 20, 2014*

**algebra **

Name property real number illustrated by equation 5+(15+6)=(5:+(15)+6
*February 20, 2014*

**algebra **

Solve the inequality |2x+10|>26
*February 20, 2014*

**algebra**

Solve inequality |2 x+10|26
*February 20, 2014*

**algebra**

Which equivalent form following equation 2x-3y=3 need help doing test thank you
*February 19, 2014*

**algebra **

What is an equivalent form of the following equation 2x-3y=3
*February 19, 2014*

**algebra **

Need help doing a test change the test equation y-100x=2000can be used to represent monthly salary of a salesman when he sells x computer system what is the salesman monthly salary if he sells no computer
*February 19, 2014*

**algebra**

Show all steps solve the problem evaluate the expression for given value of variable|-4b-8|+|-1=b2|+2b3:b=-2
*February 19, 2014*

**algebra**

Need help for a test show all steps to solve problem evaluate the expression for given value of variable. -(4h-1) line is under 4h-1 under line is|th then it is ;h=2 can't text back on kindle don't have a button to reply thank you
*February 19, 2014*

**algebra**

Show all steps solve the equation check for extraneous solution 9|9-8 x|=2x+3
*February 18, 2014*

**algebra**

You had 207.00,but spend 2.00each day which algebraic expression describes the situation,where d represents the number of days ? Answers are 207+d, 205d, 2+207d, 207-2d
*February 15, 2014*

**algebra**

You had 207.00,but 2.00each day which algebraic expression describes the situation where d represents the number of days. Answers are 207+2d, 205d, 2+207d,207-2d
*February 15, 2014*

**math**

an air plane takes off with an elevation of 27degrees. what is the total land distance the plane reaches a cruising altitude of 875 feet ? if the plane is traveling at a steady speed of 651 feet per hour, how much time will it take the plane to reach its cruising distance? ...
*February 13, 2014*

**Physics - please help!!..**

A long thin rod lies along the x-axis from the origin to x=L, with L= 0.890 m. The mass per unit length, λ (in kg/m) varies according to the equation λ = λ0 (1+1.410x2). The value of λ0 is 0.700 kg/m and x is in meters. 1. Calculate the total mass of the ...
*February 12, 2014*

**Physics**

A large horizontal circular platform (M=143.1 kg, r=3.01 m) rotates about a frictionless vertical axle. A student (m=75.3 kg) walks slowly from the rim of the platform toward the center. The angular velocity ω of the system is 2.10 rad/s when the student is at the rim. ...
*February 11, 2014*

**Physics**

A long thin rod lies along the x-axis from the origin to x=L, with L= 0.890 m. The mass per unit length, λ (in kg/m) varies according to the equation λ = λ0 (1+1.410x2). The value of λ0 is 0.700 kg/m and x is in meters. 1. Calculate the total mass of the ...
*February 11, 2014*

**Physics**

something is wrong in the answer, can you explain it again please?..
*February 11, 2014*

**Physics**

A large horizontal circular platform (M=143.1 kg, r=3.01 m) rotates about a frictionless vertical axle. A student (m=75.3 kg) walks slowly from the rim of the platform toward the center. The angular velocity ω of the system is 2.10 rad/s when the student is at the rim. ...
*February 11, 2014*

**Physics**

A long thin rod lies along the x-axis from the origin to x=L, with L= 0.890 m. The mass per unit length, λ (in kg/m) varies according to the equation λ = λ0 (1+1.410x2). The value of λ0 is 0.700 kg/m and x is in meters. 1. Calculate the total mass of the ...
*February 11, 2014*

**Chemistry 1**

Imagine that a hypothetical life form is discovered on our moon and transported to Earth. On a hot day, this life form begins to sweat, and it is determined that the heat of vaporization of its sweat is 215 cal/g. The scientist observing the extraterrestrial life form also ...
*January 24, 2014*

**chemistry**

not really I am just trying to understand what the chemical equation looks like
*November 21, 2013*

**chemistry**

Write the equation for the dissociation of carbonic acid.
*November 21, 2013*

**Science**

yes that's right
*November 6, 2013*

**Homework Help Calculus**

I tried that answer and it still was incorrect
*October 15, 2013*

**Homework Help Calculus**

Use linear approximation to estimate the amount of paint in cubic centimeters needed to apply a coat of paint 1/100cm thick to a hemispherical dome with a radius of 18 meters. I tried it but I keep getting the wrong answer.Here's what I did below: sphere: V = ⁴/&#...
*October 15, 2013*

**Practice Exam Calculus **

The radius of a sphere was measured to be 20cm with a a possible error of 1/5cm 1).Use linear approximation to estimate the maximum error in the calculated surface area. Leave your answer in terms of pi. 2).Use linear approximation to estimate the maximum error in the ...
*October 15, 2013*

**math**

using d2h/dt2=−g+k(dh/dt)^2, find an expression for the terminal velocity in terms of k and g?
*October 7, 2013*

**Math**

A man on the 8th floor of a building sees a bucket (dropped by a window washer) pass his window and notes that it hits the ground 1.5s later. Assuming a floor is 12ft high (and neglecting air friction), from which floor was the bucket dropped?
*October 7, 2013*

**Math**

Draw all the possible rectangles with a perimeter of 26 cm and whole number lengths of sides. For each rectangle, label the lengths of two adjacent sides
*September 29, 2013*

**Math**

Mike drove to a friends house at a rate of 40 mph he returned by the same route at 45 mph The driving time round trip was 4 hours. write and solve an equation to find the distance Mike traveled
*August 13, 2013*

**Math**

Let V be the volume of a pyramid of height 15 whose base is a square of side 5. Part a). Use similar triangles to find the area of the horizontal cross section at a height y. Part b). Calculate V by integrating the crosss-sectional area.
*July 9, 2013*

**Chemistry**

If you could me solve ths is anyway, it would be much appreciated. A solution containing 3.50g of sodium carbonate is mixed with one that contains 5.00g of silver nitrate. a. Write the complete chemical equation and the net ionic equation for the reaction that occurs. b. What ...
*June 29, 2013*

**Chemistry**

If you could me solve ths is anyway, it would be much appreciated. A solution containing 3.50g of sodium carbonate is mixed with one that contains 5.00g of silver nitrate. a. Write the complete chemical equation and the net ionic equation for the reaction that occurs. b. What ...
*June 29, 2013*

**science**

how can you define the problem how far can you make a rubber stopper fly through the air if the only force applied comes from a gas forming chemical reaction
*May 15, 2013*

**chemistry**

Helium-oxygen mixtures are used by divers to avoid the bends and are used in medicine to treat some respiratory ailments. What percent (by moles) of He is present in a helium-oxygen mixture having a density of 0.528g/L at 25 degree celsius and 721 mmHg ?
*May 4, 2013*

**chemistry**

To identify a diatomic gas (), a researcher carried out the following experiment: She weighed an empty 2.4- bulb, then filled it with the gas at 1.70 and 28.0 and weighed it again. The difference in mass was 4.7 . Identify the gas.
*May 4, 2013*

**Math**

How to figure out 4x+9=1234
*April 28, 2013*

**math**

triangle ABC is an isoscles triangle and semicircle, have same base AB and same area. Find the base angles of the triangle.
*April 23, 2013*

**Biology**

Dephosphorylation in the transuction process needs: A) protein kinases B) protein phosphatases C) single sugar like glucose D)cabohydrate
*April 14, 2013*

**Parametric Equations**

Convert to a rectangular equation by eliminating the parameter: x=(1/t) y=2t+3
*April 13, 2013*

**Biology**

Programmed cell suicide occurs when internal or external signals go through _____ processes. Answer a)reception b)transduction c)response d)all of the above
*April 13, 2013*

**Calculus**

Use 5 right rectangles to estimate the area of the area under the graph of 25−x 2 from x = 0 to x = 5 using 5 left rectangles?
*April 12, 2013*

**Calculus**

Estimate the area under the graph of 25−x 2 from x = 0 to x = 5 using 5 left rectangles?
*April 12, 2013*

**Calculus**

what is the second derivative of (x^3-6x)^11 that is fully simplex
*April 8, 2013*

**Calculus**

does the series 1/(n^2+n) converge or diverge? n=2 to n=infinity
*March 31, 2013*

**Calculus **

does the sum e^n / n! converge or diverge? n=1 --> infinity
*March 31, 2013*

**Calculus**

find the 6th degree Taylor polynomial for f(x)=cosx centered at pi/2
*March 31, 2013*

**History**

Was Wilson correct in trying to get American into the League of Nations? Was it correct to try to get the tenth article modified?
*March 2, 2013*

**History**

Why did many progressives on either side of WW1 see America's entry into the war as an opportunity? What did the progressives accomplish during the war that they felt was positive?
*March 2, 2013*

**calculus**

Find dy/dx by implicit differentiation. x cos y + y cos x = 1
*February 28, 2013*

**calculus**

y= e^-7x cos 5x y'=
*February 28, 2013*

**calculus**

Sorry y'=
*February 22, 2013*

**calculus**

y = (sin x) / (1 + tan x)
*February 22, 2013*

**Algebra**

I'm not entirely sure how to set up this problem.
*February 21, 2013*

**Algebra**

How many ounces of other metal must be added to 56 ounces of pure silver to make a composition that is 70% silver?
*February 21, 2013*

**Math **

A house is being renovated for $50,000. Right now the HST is 12% and is charged on all renovations. After April the HST will be gone and be replaced with PST of 7% and the GST of 6%. Renovations will only have to charge GST. How much money will the homeowner save if they wait ...
*February 20, 2013*

**Math 9**

omg thank you so much, you saved my life! so the answer is $3000 right?, thank you!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
*February 20, 2013*

**Math 9**

my teacher has given us no notes or examples, thats why im asking for help
*February 20, 2013*

**Math 9 **

A house is being renovated for $50,000. Right now the HST is 12% and is charged on all renovations. After April the HST will be gone and be replaced with PST of 7% and the GST of 6%. Renovations will only have to charge GST. How much money will the homeowner save if they wait...
*February 20, 2013*

**math 9 help**

A house is being renovated for $50,000. Right now the HST is 12% and is charged on all renovations. After April the HST will be gone and be replaced with PST of 7% and the GST of 6%. Renovations will only have to charge GST. How much money will the homeowner save if they wait ...
*February 19, 2013*

**Math 9**

A house is being renovated for $50,000. Right now the HST is 12% and is charged on all renovations. After April the HST will be gone and be replaced with PST of 7% and the GST of 6%. Renovations will only have to charge GST. How much money will the homeowner save if they wait ...
*February 19, 2013*

**Math 9**

Thanks for #1 but i still dont get #2 can u help again
*February 19, 2013*

**Math 9**

1. A premium box ticket at the Canucks game is $60 more than the low section next to the glass. The middle section is $90 less than the box section. The total for these three seats is $360. How much does each seat cost? Use algebra. 2. A house is being renovated for $50,000. ...
*February 19, 2013*

**Science 9**

never mind i have figured out the answers
*February 15, 2013*

**Science 9**

write formulas for each of these compounds: potassium phosphate ammonium sulfate sodium oxide For sodium oxide i got: Na 2 O
*February 15, 2013*

**To :: Ms.Sue**

ok thanks, and its totally my fault cause i miss typed the question. thank you for understanding and helping me :)
*February 7, 2013*

**To :: Ms.Sue**

i miss typed its actuallt 2.10 not 2.20 im still stuck
*February 7, 2013*

**To :: Ms.Sue**

no it wasnt 2.20 it was 2.10
*February 7, 2013*

**To :: Ms.Sue**

Ms.Sue when you answered my question you said x= 3.87 but then the daughters drink would be $2.97 and the sons drink would be $5.97 not 6.07 and the total wouldnt add up to $12.90, it would add up to 12.81.... i dont get this
*February 7, 2013*

**Math 9**

omg thank you, i was trying this too thanx:)
*February 7, 2013*

**Math 9**

My family went to starbucks. We ordered 3 drinks. My daughter's drink was .90 cents less than my drink and my sons drink was $2.20 more than my drink. The total bill was $12.90. How much was each drink? Use algebra. k so i did this: x+ (x-.90) + (x+2.20) = 12.90 how do you...
*February 7, 2013*

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