Friday

October 24, 2014

October 24, 2014

Total # Posts: 1,340

**math**

meg has 20 pet stickers to go on a page 1/4of them are dog stickers 1/2of them are cat stickers the rest are rabbit stickers how many rabbit stickers does she have?
*April 22, 2012*

**College Algebra**

ln(8x+3)=ln11
*April 20, 2012*

**science**

An aluminum bar is 2m long at a temperature of 20 degrees C What will be the length of the bar at a temperature of 100 degrees C
*April 19, 2012*

**physics**

FM radio signals are electromagnetic waves transmitted between frequencies of 88 MHz and 107 MHz. Find the range of wavelengths for these signals. largest___m smallest___m
*April 16, 2012*

**math**

3 sqrt-64x^3
*April 15, 2012*

**American Government One Question Please Help!**

LeXi<3 i know you
*April 15, 2012*

**@elena**

i noticed you helped a lot of people with their questions with physics ? can you hep me out please ? In putting, the force with which a golfer strikes a ball is planned so that the ball will stop within some small distance of the cup, say 2.00m long or short, in case the putt ...
*April 15, 2012*

**h.s. physics **

In putting, the force with which a golfer strikes a ball is planned so that the ball will stop within some small distance of the cup, say 2.00m long or short, in case the putt is missed. Accomplishing this from an uphill lie (that is, putting the ball downhill, ) is more ...
*April 15, 2012*

**h.s physics**

a baseball pitcher throws a baseball with a speed of 38m/s. estimate the average acceleration of the ball during the throwing motion,. in throwing the baseball, the pitcher accelerates the ball through a displacement of about 3.5 m from behind the body to hthe point where it ...
*April 15, 2012*

**h.s. physics**

a baseball pitcher throws a baseball with a speed of 38m/s. estimate the average acceleration of the ball during the throwing motion,. in throwing the baseball, the pitcher accelerates the ball through a displacement of about 3.5 m from behind the body to hthe point where it ...
*April 15, 2012*

**English 7 Help! - please read**

I think it just means she had a close relationship with the tree house. Like parents often have a soft spot or close relationship with their children. I don't know what story you're talking about, but basically I'm guessing the Tree house was like a get away spot ...
*April 15, 2012*

**math**

What is the square root of pi?
*April 13, 2012*

**english**

Hi I have to compare Mending Wall by Robert Frost to modern day time. I was thinking about comparing it to a song or movie, but I'm not sure of any. Do you have any ideas?
*April 11, 2012*

**math plz help **

how would you determine the number of diagonals in a regular 41-gon ?
*April 8, 2012*

**Probability**

Service time, T, at an auto center has a Weibull distribution with parameters θ=3.7 and β=1.35. What is the probability that at least 8 of the next 10 customers will have to wait more than 4.69 hours? What is the expected number of customers that will have to wait ...
*April 8, 2012*

**Math**

Hmmm well I certainly didn't want them to write a complex essay for me, just some a little help and some ideas. It's whatever though.
*April 3, 2012*

**Math**

I asked a question earlier: Identify and discuss 4 key actions taken by the U.S. Government between 1790 to 1820 that established long term policy in the U.S. Please help me answer this, thank you so much. and I got this response:Please note that we don't do students' ...
*April 3, 2012*

**social**

What were 3 groups that were in motion around the U.S. in the 19th century. Why did they change locations and how did this impact their lives?
*April 3, 2012*

**ACT**

Any practice online for ACT, PSAE or sample questions.Please To much stress.
*April 2, 2012*

**geometry**

A sandpit in the shape of a rectangular prism has length 7 feet, width 5 feet, and height 1.75 feet. It is filled to the brim with sand. Joe puts this sand into a second sandpit having the same shape but a larger base. He needs 17.5 cubic feet of sand to fill the extra space ...
*April 2, 2012*

**history (urgent)**

Identify and discuss 4 key actions taken by the U.S. Government between 1790 to 1820 that established long term policy in the U.S. Please help me answer this, thank you so much.
*April 2, 2012*

**math**

what is the volume of a triangle prism with a base area of 24ft*2 and a height of 18ft
*March 30, 2012*

**physics**

A vertical tube with a tap at the base is filled with water, and a tuning fork vibrates over its mouth. As the water level is lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the water to the top of ...
*March 28, 2012*

**spanish**

yo me
*March 25, 2012*

**spanish**

Yo ______ lavo ______ manos y ______ cara. ______ cepillo ______ dientes y ______ cepillo ______ pelo. Yo ______ pongo ______ ropa.
*March 25, 2012*

**chemistry**

draw amino acid.
*March 24, 2012*

**History**

Explain what does Robert.e.Lee says to his son in letter.
*March 22, 2012*

**History**

Explain what does Robert.e.Lee says to his son in letter.
*March 22, 2012*

**statistics**

Consider a random sample of 37 students, and consider the number who graduate in six years. . Find the probability that 20 students in the sample graduate in six years
*March 20, 2012*

**physics**

A 4.0 kg object is lifted 1.5 m. (a) how much work is done against the earth's gravity ? (b) repeat if the object is lowered insteadof lifted
*March 19, 2012*

**critical thinking test AU**

1. Question : The average height of members of the high school basketball team is six feet, three inches. Jerry is on the high school basketball team, so Jerry must be taller than six feet. The argument above is flawed because it confuses: Student Answer: 4 CORRECT an average ...
*March 12, 2012*

**math**

Please help
*March 5, 2012*

**math**

1- writing to explain- why might you need to measure a perimeter with a measuring tape instead of a ruler? 2- how are a ruler, a yardstick, and a measuring tape the same? how are they different? i don't 1 answer and i try 2 answer please check is it right or not 2) a ruler...
*March 5, 2012*

**math**

2- A ruler a yardstick and a measuring tape are the same because they can measuring items. A rule a yardstick and measuring tape different because they can't measuring the same length. i don't know 1 answer please help me and i want to know number 2 is right or not
*March 5, 2012*

**math**

i don't this answer please help
*March 5, 2012*

**math**

please help
*March 5, 2012*

**math**

1-writing to explain- why might you need to measure a perimeter with a measuring tape instead of a ruler? 2-how are a ruler, a yardstick , and a measuring tape the same? how are they different?
*March 5, 2012*

**3 grade english**

thank you very much
*March 5, 2012*

**math**

my uncle said 85 meter come in answer
*March 4, 2012*

**math**

A park has the shape of a trapezoid. Two of the sides are 25 meters long. The other two sides are 40 meters and 20 meters long. What is the perimeter of the park my answer is 110 meters
*March 4, 2012*

**Maths- Trigonometry**

4. A,B and C are points on a horizontal plane. A is 75 m from C on a bearing of 210 degrees and the bearing of B from C is 120 degrees. The bearing of B from A is 075 degrees. From A the angle of elevation of the top T of a vertical towel at C is 42 degrees. Find a. the ...
*March 3, 2012*

**english**

Ms. Sue help me last night and then i write again something then nobody help me
*March 2, 2012*

**english**

i just wanted to know how did you do # 9 because in the word their no SM word is only wr,kn,st,mb,and gn their no word like SM so please check again and i make (#9 GNASH) i just want to which i did it right or not rest of all correct yes or no
*March 2, 2012*

**english**

i don't #5
*March 2, 2012*

**english**

1-write wrote written 2-knight knob knit 3-listen wrestler whistle 4-thump comp plumber 5-gnaw 6-wreath 7-doorknob 8-plumber 9-knash 10-thimble 11-whistle 12-starled 13-crumb 14-wrinkle 15-knock
*March 2, 2012*

**english**

consonant patterns wr,kn,st,mb,gn directions read each word and idenify the consonant pattern with the silent letter. on the lines,write two more words that have the same silent consonant pattern. underline the consonant pattern in each word you write. 1- write _______ ...
*March 2, 2012*

**math**

a rectangle has a length of 5 yards and a width of 3 yards. what is its perimeter? explain your answer.
*March 2, 2012*

**history**

could you please give me any information about houses in hot dry countries
*March 1, 2012*

**Math**

What is the function rule for 0,31 1,27 2,23 3,19
*February 27, 2012*

**math**

I have no idea
*February 26, 2012*

**physics**

If the coefficient of kinetic friction between tires and dry pavement is 0.800, what is the shortest distance in which an automobile can be stopped by locking the brakes when traveling at 25.7 ?
*February 25, 2012*

**maths**

10 pencils in each packet 46 pencils how many packets are needed
*February 25, 2012*

**ASHFORD**

Identify two distinct fallacies you see committed in the media.
*February 23, 2012*

**Algebra 2**

2^(3x+1)=2^)2/x) I don't know what to do here to get both of the xs
*February 18, 2012*

**chem**

Balance the equation and answer in terms of moles. Chlorine gas can be produced commercially by passing an electric current through a con-centrated solution of sodium chloride (brine). The unbalanced equation is NaCl(aq) + H2O(`) ! NaOH(aq) + Cl2(g) + H2(g) . If the brine ...
*February 15, 2012*

**Math**

Addition But When it's [ (x)^2 ] ^1/2 you can put a negative value under the square in this case besides that you change the powers ex : (-8)^2/3 that means [ (-8)^2 ] ^1/3 and you can write it as [ (-8)^1/3 ] ^2 * for (^1/3) you can put a negative value the answer in both...
*February 15, 2012*

**Math**

+ h^20 Explanation : [(x)^a]^b = (x)^(a)(b) = (x)^ab But Be Careful when it's like [ (x)^(1/2) ] ^2 where (^1/2) is the square root and you can't put a negative value under a square root
*February 15, 2012*

**Calculus**

any constant 1 , 0 , 2 , pi , square root its derivative = 0 so dy/dx x^2+y^2= sqrt(5) 2 x x' + 2 y y' = 0 [x' = 1] 2x + 2yy'=0 ] /2 x + yy' = 0 y' = - x/y
*February 15, 2012*

**Calculus**

1) you find y' (dy/dx) (f'(x)) 2) replace each x by a which equal to one f(x) = (x+1)^1/2 f'(x) = 1/2 (x+1)^-1/2 (1) f'(x) = 1 / 2(x+1) f'(0) = 1/ 2(0+1) = 1/2 = 0.5
*February 14, 2012*

**algebra**

i think you mean x^2 - 7x - 8 = (x-8)(x+1)
*February 12, 2012*

**Calculus (Antiderivatives)**

((x-2)(x+2) / (x-2) ] / (x-2) int x+2 = 1/2 x^2 + 2x + c
*February 10, 2012*

**Calculus**

f'(x) = 6x - 5 / 2 sqrt(3x^2-5x+7) f'(2) = 12 - 5 / 2 sqrt ( 12-10+7) = 7 / 2 sqrt (9) = 7/ 2*3 = 7/6 = 1.16666
*February 10, 2012*

**math**

The plane is at least 500 miles closer to chicago than to denver
*February 10, 2012*

**Mathematics**

It's still really confusing. >o< My type of problems: **8x(squared)/35y(squared)/x(squared)+4x+3/x(squared)-1 **4a(squared)/ab/a(squared)-5a+6/a(squared)-2a **1+1/a / 1-1/a
*February 9, 2012*

**Mathematics**

Can someone explain to me how to solve complex fractions as if I didn't know anything about Algebra? I really need the help, thanks. :) It's not like this is the question of my homework, I just don't understand how to solve complex fractions from the start . . .
*February 9, 2012*

**Calculus**

Find dy/dx for f(x)= (1+x)^(1/x)
*February 8, 2012*

**Calculus**

Find dy/dx for (e^xy)+ x^2 +y^2=10
*February 8, 2012*

**Calculus**

Find the inflection points of f(x)=(x^2-6x-5)e^x
*February 8, 2012*

**Calculus**

Integrate from e^2 to e of tthis funtion: 1/(x)ln(x) dx
*February 8, 2012*

**Calculus**

Find integral of (x^3-6x-20)/(x+5) dx
*February 8, 2012*

**Calculus**

Find the relative extrema of f(x)= x/ln(x)
*February 8, 2012*

**Calculus**

The rate at which iPads are sold is R(t)=1000000x2.8^t where the units of R(t) are millions/year and represents time in years such that the year 2010 (Jan 1 2010 through Dec 31 2010) corresponds to t=0. How many iPads will be sold in the three year period Jan 1, 2012 through ...
*February 8, 2012*

**math**

it takes a skier 30 seconds to ski down the 1st mountain to the second mountain that is 40 feet above ground. it takes the skier 6 seconds per foot to slide down. how many feet above ground is the 1st mountain?
*February 5, 2012*

**statistics**

.096
*February 4, 2012*

**math**

The sum of two numbers is 10.The sum of their squares is 52.Find the numbers.
*February 2, 2012*

**Math**

Find two consecutive positive integers such that the square of the smaller increased by 4 times the larger is 64.
*February 2, 2012*

**french**

can anyone unscramble the letters please.... rtepasn, ipocne, liflmae
*January 30, 2012*

**math problem solving**

Alana has 7 children and brought a $9.95 shirt for each of them. The cashier charged her an additional $13.07 in sales tax. She left the store with $7.28. How much money did Alana start with?
*January 27, 2012*

**maths**

the perimeter of a rectangle is 12 c.m and its length is 4 c.m . what is its width? and the area?
*January 20, 2012*

**maths **

the area of a rectangle is 12 square c.m and its length is 4 c.m what is its width?
*January 20, 2012*

**maths**

what is the area of a rectangle of length 6 c.m and width 3 c.m ? what is its perimeter/
*January 20, 2012*

**maths**

a owns a rectangularers compound of length 40 meters and width 25 meters what is the area of this compound in ares
*January 20, 2012*

**Math**

Evaluate the given indefinite integrals. ∫ (x+2)(2x+3)^1/2
*January 14, 2012*

**math**

I used a program to draw a circle inside a triangle using height = 3 radius and it was fit !
*January 13, 2012*

**math**

Prove that the least height (h) of a triangle contains a circle of radius (r) is h=3r
*January 13, 2012*

**Math**

How do you solve 2(15a-3)=10a-46
*January 11, 2012*

**math**

a * b = 30 .....1 a - b = 7 ..... 2 a = 7 + b ......3 (7+b)(b)=30 b^2+7b-30=0 (using quadratic formula) b = -10 or b = 3 a = -3 or a = 10
*January 10, 2012*

**Thermodynamics**

Determine the units of viscosity,m, in the following equation: t=m(du/dy), where t is a shear stress, u a velocity, and y is a distance in (a) the Engineering English system, and (b) the SI system.
*January 4, 2012*

**UOP**

o test the hypothesis that students who finish an exam first get better grades, Professor Hardtack kept track of the order in which papers were handed in. The first 25 papers showed a mean score of 77.1 with a standard deviation of 19.6, while the last 24 papers handed in ...
*December 19, 2011*

**PHYSICAL SCIENCE PLEASE HELP REALLY APPRECIATE IT!**

ME
*December 14, 2011*

**math**

Hi would you please show how to know if the function is differentiable or not ? please show me the answer with examples
*December 13, 2011*

**math**

Hi I Have A Question About Rolle's Theorem Why We cant solve [ F(x) = abs(x) ] ? *abs = absolute
*December 10, 2011*

**Finance**

A court has ordered Security Enterprises to pay 200000 in two years and 500000 in five years. In order to meet this important liability, they wish to invest in a combination of two-year 10% par-value bonds with annual coupons and five-year zero-coupon bonds. Each of these is ...
*December 4, 2011*

**Math**

thanks
*December 1, 2011*

**Math**

Find the equation of the diameter of the circle x^2+y^2-6x+2y=15, which, when produced, passes through the point (8,-2).
*December 1, 2011*

**chemistry**

An analytical chemist determines that an unknown sample contains 0.3452 mol of LiCl. How many atoms of chlorine does this sample contain?
*December 1, 2011*

**maths**

2 over 5 plus 1 over 8 equals blank plus blank equals
*November 30, 2011*

**Maths**

x^3+a^3 Factor= (x-a) what is the remaninder when you divide x^3+a^3 by (x-a)? Please show me your working out
*November 25, 2011*

**physics**

The hero pursues the villain up to the top of a bungee jumping apparatus. The villain appears trapped but to create a diversion she drops a bottle. The hero quickly straps on the bungee cord to his leg and dives straight down to grab the bottle while its still in the air. ...
*November 18, 2011*

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