Friday

August 29, 2014

August 29, 2014

Total # Posts: 493

**math**

Yes, thank you! You are a life saver!
*July 22, 2013*

**math**

Determine two pairs of polar coordinates for (3,-3) when 0°<θ<360°
*July 22, 2013*

**math**

Solve the equation for 0<x<2π √(2) sin(x)+√(2) cos(x)>0
*July 22, 2013*

**math**

The amount to which $5,000 would grow in ten years at 6% compounded semiannually.
*May 31, 2013*

**Chemistry**

What is the mole fraction and mass percent of NaCl when the molality is 1.71m?
*May 28, 2013*

**maths**

how many meters less than 1 over 2 km is 380 m?
*May 3, 2013*

**4th grade math**

Thx soo much I hate school
*April 16, 2013*

**Science**

Herbicides calls that divide too fast can kill plants. It would interfer with the growth of the weed or plant.
*April 15, 2013*

**social studies **

NEED HELP ON THIS QUESTION Globalization can be understood in terms of shifts in a series of domains. Discuss in relation to i) culture and ii) the state. What in your view, does the future hold in this regard?
*April 14, 2013*

**social studies **

NEED HELP ON THIS QUESTION Discuss the relation of democracy to globalization. What, in your view, does the future hold in this regard?
*April 14, 2013*

**stastics**

solving problem the chicago public school system has about 680 schools about 130 of the schools will be closed. if the five schools are chosen at random find the probability that at least three of them willl be closed
*April 3, 2013*

**math**

The function f(x)=2x+8/3x-7 is one to one. Find its inverse, and check your answer. f^-1(x)= I haven't one clue how to do this...help me pleaaaase someone!
*March 27, 2013*

**English**

Definitely A but just like there are thousands of sources to choose from so too is the date of information. So A & B
*March 26, 2013*

**MATH**

IF LOAN BALANCE IS 34,000.00 AND YOU PAY $597.21 MONTHLY AT 7.50 INTEREST HOW MUCH TIME WILL YOU CUT OFF TERM OF LOAN IF YOU ADD 100.00 TO MONTHLY PAYMENT
*March 26, 2013*

**3rd grade math**

1/3 2-fracture each third, what does it mean.
*March 11, 2013*

**language arts**

Which of the following sentences uses commas with appositives correctly? 1)Mr. Van Daan’s son, Peter, spent a lot of time with Anne. 2)Margot, Anne’s sister is the oldest. 3)Miep the one who helped them, stopped coming. 4)Mrs. Van Daan the selfish woman, always ...
*March 6, 2013*

**Chemistry**

Did you ever get an answer??
*March 4, 2013*

**algebra 1**

Alright. Thank you! :)
*February 24, 2013*

**algebra 1**

Is this just an odd question? I've been able to solve every problem except for this one.
*February 24, 2013*

**algebra 1**

If it helps, we are working with linear combinations (elimination) and substitution. We are supposed to use whatever method works best.
*February 24, 2013*

**algebra 1**

It starts in Indiana. It doesn't say if it is north, south, east, or west. Indiana is west of Ohio, though.
*February 24, 2013*

**algebra 1**

Your family decides to visit your grandparents that live in ohio. You drive at an average rate of 55 mph when driving in Indiana and 65 mph when driving in Ohio. The entire trip of 295 miles takes 5 hours. How long does it take to reach the Indiana-Ohio border?
*February 24, 2013*

**help asap!!**

Bernie put in a garden in her back yard. The garden has a perimeter of 213 feet. She wants to know the total surface area of the garden and all she knows is the perimeter and that the width is 20% or (1/5) of the length. (Remember 20% and the fraction 1/5 is the same decimal ...
*February 22, 2013*

**math help!!**

A boat travels down the river in 2.9 hours. The return trip up river takes 3.6 hours. A one way trip down or up river is a distance of 30 miles. If the boat is traveling at maximum speed, what is the boats speed measured in waters with no current? You need to use systems to ...
*February 22, 2013*

**math**

what is the circumference of a bike tire that is 180 what is the diameter of the tire to the nearest tenth of a inch
*February 15, 2013*

**Spanish**

are u sure these are right??
*February 15, 2013*

**Spanish**

i dont know lol thats why i need help..
*February 15, 2013*

**Spanish**

can someone help me with Spanish? I don't get it..AT ALL..:( (for 1-3 there is a picture of a sign that says "Taqueria") 1.Use the picture as a cue to tell where YOU are coming from. Vienes de la taquería. Viene de la taquería. Vengo de la taquer&...
*February 15, 2013*

**Spanish**

well..its a picture of a sign that says "Taqueria" and thats it for all the picture parts..:)
*February 15, 2013*

**Spanish**

how can i put them on?
*February 15, 2013*

**Spanish**

can someone help me with Spanish? I don't get it..AT ALL..:( 1.Use the picture as a cue to tell where YOU are coming from. Vienes de la taquería. Viene de la taquería. Vengo de la taquería. Venimos de la taquería. 2.Use the picture as a cue to ...
*February 15, 2013*

**Spanish Please help**

did u ever finish this yet? if you have could u post them on here? thanks:)
*January 31, 2013*

**Spanish help please.**

were these right??
*January 28, 2013*

** math**

How many gallons of organge juice are in a full size family jug? I think 1 gallon?
*January 27, 2013*

**algebra2**

What are the instructions for cubing a binomial? The problem is (x-1)^3
*January 15, 2013*

**Math**

I am a number less than 59.I am greater than 48. My ones digit is more than my tens digit.
*January 7, 2013*

**science**

You make suger water
*January 7, 2013*

**physics**

You stand on the end of a diving board and bounce to set it into oscillation. You find a maximum response in terms of the amplitude of oscillation of the end of the board when you bounce at frequency f. You now move to the middle of the board and repeat the experiment. Is the ...
*December 2, 2012*

**frequency-physics**

Two sirens A and B are sounding so that the frequency from A is twice the frequency from B. Compared with the speed of sound from A, which of the following statements is true?
*December 2, 2012*

**trig**

given that 0 is less then or equal to theta and theta is less then or equal to pi. ans cos theta = 2/squar root of 7. Find sin theta
*November 28, 2012*

**simplest form**

what is the simplest form of 1/4?
*November 18, 2012*

**math help pls**

1. Evaluate 6r + 7 for r = 1.2. (1 point) 0.2 7.2 13 14.2 2. Write an algebraic expression for “Julie runs three miles less than twice the number of miles, n, that Hannah runs.” (1 point) 2n – 3 3n – 2 2n + 3 3n + 2 3. Solve 5s + 40 = 55 using number sense...
*November 13, 2012*

**Language arts**

thank you so much!
*November 13, 2012*

**Language arts**

i need help writing a newspaper article about Johnny Tremain i really dont know how to do a newspaper article cause my language arts teacher wont tell me how to succeed on this? :( im new on connections acadamy so i really dont know. PLEASE HELP!
*November 13, 2012*

**algebra**

can you please explain how you may have gotten the answer thanks:) The coordinates of quadrilateral VWXY are given below. Find the coordinates of its image after a dilation with the given scale factor. V(6, 2), W(–2, 4), X(–3, –2), Y(3, –5), scale factor of 2
*November 12, 2012*

**Algebra**

17. A bag contains 10 white golf balls and 6 striped golf balls. A golfer wants to add 112 golf balls to the bag. He wants the ratio of white to striped golf balls to remain the same. How many of each should he add?
*November 12, 2012*

**algebra, HELP!**

:(
*November 12, 2012*

**algebra, HELP!**

9. The sides of a rectangle are increased by a scale factor of 4. The perimeter of the smaller rectangle is 20 cm. What is the perimeter of the larger rectangle? (1 point) 320 cm 80 cm 120 cm 60 cm 10. A right triangle has an area of 13 m2. The dimensions of the triangle are ...
*November 12, 2012*

**physics**

A 10.0-g bullet is fired horizontally into a 101-g wooden block that is initially at rest on a frictionless horizontal surface and connected to a spring having spring constant 155 N/m. The bullet becomes embedded in the block. If the bullet-block system compresses the spring ...
*November 11, 2012*

**ALGERBRA,PLEASE HELP!!!!!!**

nvrmnd i got this c,b,a,c!
*November 6, 2012*

**ALGERBRA,PLEASE HELP!!!!!!**

PLEASE HELP! ITS DUE TODAY!
*November 6, 2012*

**ALGERBRA,PLEASE HELP!!!!!!**

Given a scale factor of 2, find the coordinates for the dilation of the line segment with endpoints (–1, 2) and (3, –3). (1 point) A) (–2, 4) and (6, 6) B) (2, 4) and (6, 6) C)(–2, 4) and (6, –6) D)(2, –1) and (–3, 3) 2. Given a scale factor ...
*November 6, 2012*

**Math Expert Help Me**

c and b, i got all of these right, good luck
*October 24, 2012*

**French**

Je m'appelle Claire LeFèvre et j'habite en Californie. Mes parents travaillent dans une industrie privée à San Diego et j'aime habiter ici. Le temps est parfait. Il fait toujours beau temps! Ici, à San Diego, je peux parler franç...
*October 20, 2012*

**Economic**

can someone give an example of a good or service that has provided additional goods or services to society?
*September 29, 2012*

**Psychology**

Given your knowledge of dualism, choose the best interpretation of presence of dualism in this excerpt from an Emily Dickinson poem: The brain is wider than the sky, For, put them side by side, The one the other will include With ease, and you beside. A.The poem suggests that ...
*September 14, 2012*

**Psychology**

Need help double checking these tricky psychology questions. I put an asterix (*)next to my answers, Thanks! Which of the following fields is the best example of psychology as a basic science? A-Educational psychology B-industrial organizational psychology *C-social psychology...
*September 12, 2012*

**bratz wiki**

from the movie bratz in 2007, the person Natallia? who plays yasmine, is she a star to? plzz help 4 report
*September 11, 2012*

**Psychology**

Just n case anyone is looking at this later on and needs the help, the answer was C. Bird watching is to basic science as environmental conservation is t applied science.
*September 11, 2012*

**Psychology**

Need help double checking these tricky psychology questions. I put an asterix (*)next to my answers, Thanks! Which of the following fields is the best example of psychology as a basic science? A-Educational psychology B-industrial organizational psychology *C-social psychology...
*September 11, 2012*

**reading/ writing**

Where will you find the thesis sentence in an introductory paragraph?
*August 27, 2012*

**help please :)**

im doing the same problem and my choices are the exact same helpp me please!!!
*June 20, 2012*

**Physics!**

A 20 kg square slab with side lengths 3.0 m rotates around an axis perpendicular to the slab. A particle of mass 0.60 kg sits on each of the corners of the square. Also, a particle of mass 0.80 kg sits at the center of each of the edges. What is the moment of inertia of the ...
*June 9, 2012*

**MATH**

yes that is what i am having trouble with. that is the question exactly and there is no t within the equation =/
*May 27, 2012*

**MATH**

Please someone get back to me! I really don't know how to do this, need as soon as possible. Please help! A rabbit population satisfies the logistic equation dy dt = 2x(10to the exponent 6)y(10to the exponent6)- y; where t is the time measured in months. The population is...
*May 27, 2012*

**Math PLEASE HELP ASAP**

sorry, its 10 to the exponent -7 then y and then (10 to the exponent 6 take y)
*May 26, 2012*

**Math PLEASE HELP ASAP**

I really don't know how to do this, need as soon as possible. Please help! A rabbit population satis es the logistic equation dy dt = 2x10^-7y(10^6- y); where t is the time measured in months. The population is suddenly reduced to 40% of its steady state size by ...
*May 26, 2012*

**MATH**

I really don't know how to do this, need as soon as possible. Please help! A rabbit population satis es the logistic equation dy dt = 2x10^-7y(10^6- y); where t is the time measured in months. The population is suddenly reduced to 40% of its steady state size by ...
*May 25, 2012*

**physics mc question!!!!HELP **

Question # 1 : It a particle increases its speed by a factor of 2, what happens to the kinetic energy? a)doubles b)cuts in half c)increases by a factor of 4 d)depends on whether or not work is done on the particle Question # 2: An object falling near the surface of the Earth a...
*May 22, 2012*

**Chemistry**

Now if your lab partner determined that there were 5.001 x 1022 atoms of K in an unknown sample of KMnO4, how many milligrams would the unknown sample weigh?
*May 19, 2012*

**Chemistry**

How many moles of K atoms are there in 152.8247 grams of KMnO4?
*May 19, 2012*

**physics- MC QUESTIONS**

Q 1: which of the following conditions occur when an object is in static equilibrium ? (can be more than one option) a. net force on the object is zero b. net torque on the object is zero c. acceleration of the object is zero d. velocity of the object is zero Q2: Student A ...
*May 9, 2012*

**AP Literature-Macbeth**

How does the banquet scene blur the clear-cut and common-sense distinction that most of us make between the real and imaginary? In what other scenes has this distinction been blurred?
*April 24, 2012*

**Math **

you have 12 blueberry muffins for $7.20 , 8 chocolatechip for $4.40, and 6 raisin for $4.50 What type of muffin cost the Least?
*April 15, 2012*

**math**

X2+11x=-24
*March 27, 2012*

**Physics**

A 0.31-kg stone is held 1.2 m above the top edge of a water well and then dropped into it. The well has a depth of 5.6 m. (a) Taking y = 0 at the top edge of the well, what is the gravitational potential energy of the stone–Earth system before the stone is released? (b) ...
*March 19, 2012*

**Physics**

Two blocks are connected by a light string that passes over a frictionless pulley as in the figure below. The system is released from rest while m2 is on the floor and m1 is a distance h above the floor. (a) Assuming m1 > m2, find an expression for the speed of m1 just as ...
*March 19, 2012*

**Physics**

Im still confused. Ive tried solving for k a couple of different ways and the website tells me that I am wrong. My answers have ranged from .0286 to 791.1 N/m. Ive tried converting 1.55 cm to m, and it still says that I am wrong.
*March 5, 2012*

**Physics**

Two blocks, each with a mass = 0.168 kg, can slide without friction on a horizontal surface. Initially, block 1 is in motion with a speed = 1.28 m/s; block 2 is at rest. When block 1 collides with block 2, a spring bumper on block 1 is compressed. Maximum compression of the ...
*March 5, 2012*

**Microeconomics**

Consider the markets for pizza and fried chicken. Show graphically and explain the impact you would expect if technological change leads to the development of a pizza oven that is both much cheaper and uses less energy than current ovens.
*February 22, 2012*

**Physics help.**

The 78.0 kg climber is supported in the "chimney" by the friction forces exerted on his shoes and back. The static coefficients of friction between his shoes and the wall, and between his back and the wall, are 0.840 and 0.630, respectively. What is the minimum ...
*February 21, 2012*

**Physics **

At the bow of a ship on a stormy sea, a crewman conducts an experiment by standing on a bathroom scale. In calm waters, the scale reads 172 lb. During the storm, the crewman finds a maximum reading of 215 lb and a minimum reading of 131 lb. Calculate the maximum upward and ...
*February 21, 2012*

**Math**

The point L(a,b)in quadrant 1, is rotated 90 degrees about the origin and then reflected across the y-axis. What are the coordinates of the image of L?
*February 2, 2012*

**Math**

I need help with the riddle in pizzaz, "what should you say when you meet an angel?" Anyone know?
*February 2, 2012*

**12th Grade Health Class**

My butt is itchy, how can I scratch it?
*January 16, 2012*

**Math**

when 6 is increased by the number of 12 the result is 102 what is the number?
*January 15, 2012*

**Math**

40 percent of what number is 782?
*January 15, 2012*

**Psychology **

How does hindsight bias relate to a presidential election?
*January 2, 2012*

**calc- please help im so confused**

The top half of a storage tank is a circular cylinder that is 5 meters tall and has a diameter 2 meters. The bottom half of the tank is shaped like an 8-meter inverted cone (pointed down). Let h represent the depth of the tank's contents. At t = 0 minutes, a release valve ...
*January 1, 2012*

**calc- please help im so confused**

differentiation & related rates
*January 1, 2012*

**calc- please help im so confused**

The top half of a storage tank is a circular cylinder that is 5 meters tall and has a diameter 2 meters. The bottom half of the tank is shaped like an 8-meter inverted cone (pointed down). Let h represent the depth of the tank's contents. At t = 0 minutes, a release valve ...
*January 1, 2012*

**Question**

honors
*January 1, 2012*

**Social Studies**

Name all the brands of chewing gum.Also is ? a gum brand, too?
*January 1, 2012*

**social studies **

what purification progress bears Louis Pasteur's name?
*January 1, 2012*

**stuff**

well i was just knowing if it was okay
*December 29, 2011*

**stuff**

can it be also servered as lunch or breakfast
*December 29, 2011*

**stuff**

what time of day do you eat mac and cheese.suggestions here
*December 29, 2011*

**Algebra 2**

Evaluate with nth Roots. For mammals, the lung volume V ( in milliliters) can be modeled by V=170m^4/5 where m is the body mass ( in kilograms)/ Find the lung volume of each mammal. Mongoose - Body Mass(kg) = 1.14 Camel - Body Mass (kg) = 229
*December 14, 2011*

**Music**

What are the musical elements used in last goodbye by jeff buckley
*December 12, 2011*

**ALgebra**

(1) GCF= 1 (2) GCF= x^2 I'm pretty sure for the 2nd problem it's x^2 but I don't know about 1 x;
*December 7, 2011*

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