Friday

March 27, 2015

March 27, 2015

Total # Posts: 937

**physics**

A chair of weight 150 lies atop a horizontal floor; the floor is not frictionless. You push on the chair with a force of = 36.0 directed at an angle of 40.0 below the horizontal and the chair slides along the floor.Using Newton's laws, calculate , the magnitude of the ...
*December 14, 2009*

**algebra**

Thanks for this...I am so confused on it?!?
*December 9, 2009*

**algebra**

Thank you, but how does the x play into it,that is where I was confused at?
*December 9, 2009*

**algebra**

find the slope: x+5y=10
*December 9, 2009*

**algebra**

Thanks, I got it.
*December 7, 2009*

**algebra**

how do I do that?
*December 7, 2009*

**algebra**

a roof rise 2.7 feet vertically and 8.2 feet horizonatally. what is the grade of the roof?
*December 7, 2009*

**algebra**

Thank you!
*December 7, 2009*

**algebra**

find the slope for 8x-y=8
*December 7, 2009*

**math**

don't no
*November 17, 2009*

**Misc.**

What is the penultimate day of the year? Dec. 30th?
*November 13, 2009*

**Math-Probability**

Thank you, that helped out a lot!
*November 12, 2009*

**Math-Probability**

A deli offers its cheese sandwich with various combinations of mayonnaise, lettuce, tomatoes, pickles, and sprouts. 8 types of cheese are available. How many different cheese sandwiches are possible?
*November 12, 2009*

**math**

this fraction as an equivilent fraction in its lowest term 42 over 105
*November 11, 2009*

**History**

How did human history in North America during the period described in the Prologue differ from the events of Asia, Eurasia,
*November 6, 2009*

**MGMT/216**

What do you consider to be a source of ethics? What environmental factors contribute to ethical behavior? How are business ethics developed? Explain your answer
*November 4, 2009*

**Epidemiology**

To examine the association between high blood sugar and glaucoma, a group of 3154 people was observed for a period of 20 years in the NYC metropolitan area. The study participants were middle age epidemiologists working in the tri-state area. Participants received a free ...
*November 2, 2009*

**Algebra**

she feels sooo good around the waist can you help me
*October 25, 2009*

**Geometry**

Will any kite tessellate the plane? why or why not?
*October 24, 2009*

**Geometry**

Thanks! That makes a lot of sense!
*October 20, 2009*

**Geometry**

If rectangle ABCD has a larger area than rectangle EFGH, does it follow that ABCD must have a perimeter larger than that of EFGH? Why or why not.
*October 20, 2009*

**math**

Geometry, I will put that in the subject box next time!
*October 14, 2009*

**math**

thanks to both of you for your help!
*October 14, 2009*

**math**

Will a non-regular acute triangle tessellate the plane? How do you know?
*October 14, 2009*

**Geometry**

Will a non-regular acute triangle tessellate the plane?
*October 12, 2009*

**Geometry**

The length of a median of a triangle is 36 units. How many units from the vertex is the median?
*October 7, 2009*

**Math**

If ab U ac is a line, what is true about A, B, and C?
*October 7, 2009*

**Physics**

6.34
*October 6, 2009*

**Math **

Thanks for the site. Is this the right formula: P(-1 < z < 1) = 0.683
*October 1, 2009*

**Math **

Suppose scores on an IQ test are normally distributed. If the test has a mean of 100 and a standard deviation of 10, what is the probability that a person who takes the test will score between 90 and 110?
*October 1, 2009*

**SOCIAL STUDIES**

Thanks the summary was a great help!
*September 26, 2009*

**SOCIAL STUDIES**

Thanks for the link, however, It is very hard to understand. Do you know where I can find it in kids terms?
*September 26, 2009*

**SOCIAL STUDIES**

I am trying to understand what congress cannot do, but its confusing.
*September 26, 2009*

**EARTH SCIENCE**

No it is an oblate spheroid
*September 21, 2009*

**EARTH SCIENCE**

I need four reasons the layers of the egg compare to the earth. so I have three 1. The shell compares to the crust 2. The white compares to the Mantle 3. The yolk is the core Then they also want : describe two other ways the egg compares to the earth. Can't think of any ...
*September 21, 2009*

**science**

its a guess
*September 17, 2009*

**social studies 11**

what attitudes do you think contributed to support for the evacuation of japanese-canadians during world war II? Give evidence
*September 11, 2009*

**algebra**

yess
*September 11, 2009*

**please edit**

allright thanks so much!
*September 11, 2009*

**please edit**

At the age of 12 I had developed a great interest in the art of Acting. Acting has always been a passion and a part of me. What I like about acting is that you can go on a stage or in front of a camera without worrying about what people will think because chances are you'...
*September 11, 2009*

**us history**

I was working on a US History crossword worksheet titled The English Colonists Arrive. I am trying to find the answer to the sole right to trade in an area. This wksht is due tomorrow.
*September 9, 2009*

**math**

if rs=8y +4, st =4y,and rt=15y-9. find value of y. find rs, find st, find rt
*August 26, 2009*

**math**

if rs=3x+1, st=2x-2, and rt= 64. find value of x. find rs. find st.
*August 26, 2009*

**math**

find counterexample the quotient of two proper fractions is a proper fraction
*August 18, 2009*

**Math**

the number on the right of the other number is greater
*August 18, 2009*

**Algebra**

A PIECE OF TIN IS TWICE AS LONG AS IT IS WIDE. IT IS TO BE MADE INTO A BOX BY CUTTING 2 INCH SQUARES FROM EACH CORNER AND FOLDING UP THE SIDES . FIND THE DIMENSIONS OF THE PIECE OF TIN IF THE VOLUME OF THE BOX IS 320 CUBIC INCHES
*June 22, 2009*

**Alegebra**

Given the function K described by K(x)=x+16. find each following. K(0)=16 K(-13)=3 K(-14)=2 K(8)=24 K(c+17)=C+33 Please check this problem see if is right.
*March 16, 2009*

**Math**

If f(x) = 2 \ln(8 x+4\ln(x)) find f'(2)
*March 15, 2009*

**CHEMISTRY**

A titration of 15.0 cm3 of household ammonia, NH3, required 38.57 cm3 of 0.78M HCl. Calculate the molarity of the ammonia. PLEASE SHOW ME HOW TO SOLVE THIS. Thank you very much!
*March 15, 2009*

**CHEMISTRY**

Calculate the volume of 0.6M HNO3 necessary to neutralize 28.55 cm3 of 0.45M KOH. PLEASE SHOW ME STEPS SO THAT I CAN UNDERSTAND HOW TO SOLVE THIS PROBLEM. THANK YOU.
*March 15, 2009*

**Chemistry (urgent!)**

A titration of 15.0 cm3 of household ammonia, NH3, required 38.57 cm3 of 0.78M HCl. Calculate the molarity of the ammonia. Please show steps so that I may unders tand how solve this. Thank you
*March 15, 2009*

**alegbra**

Find the slope, it it exists x+7y=14 x=7y/14=2 check this problem for me please
*March 6, 2009*

**Alegebta**

Find the slope if its exists Y=-7X+3 7x-4 x=11 Is this right.
*March 4, 2009*

**Alegebta**

y-5>-14 y=-5-14= y=9 is this right. 4x-12=3y 4x-12=3y I do not how to finish this could please help me
*March 4, 2009*

**Alegebra**

How did you get -1/7 I am still confuse
*March 3, 2009*

**Alegebra**

Find slope x+7 y=14 x+7y=14 x=2 check this problem see if I got it right.
*March 3, 2009*

**alegbra**

8x-11 < -27= 8x+11< -27= 8x=ll-27 8x=-16 x=-2 Check this problem.
*March 3, 2009*

**PHYSICS!**

A projectile is fired with an initial speed of 32.5 m/s at an angle of 61.4° above the horizontal. The object hits the ground 7.55 s later. What is the absolute value of the difference in height between the launch point and the point where the projectile hits the ground?
*February 14, 2009*

**PHYSICS!**

A projectile is fired with an initial speed of 32.5 m/s at an angle of 61.4° above the horizontal. The object hits the ground 7.55 s later. What is the absolute value of the difference in height between the launch point and the point where the projectile hits the ground?
*February 14, 2009*

**Proofread 6-page Essay Due Tomorrow?**

I realize this is very last minute. I wrote a 6-page history paper on the topic of civil rights and I want someone to read it over before 3pm tomorrow, if that's possible. thanks!
*February 11, 2009*

**physics**

Mercury orbits the Sun with an everage speed of 47,800,000 m/s. About how long does Mercury take to orbit the Sun? I'm quite confused.
*January 13, 2009*

**2nd grade**

do you know how to say I want to play in german please. answer it if you can.
*December 10, 2008*

**mah**

what is the roman numeral for 26? XVVI XXVI LVL XXIV
*December 10, 2008*

**2nd grade**

what is 150 plus 1000.
*December 9, 2008*

**2nd grade**

uh uh uh.....oh yeah. uh uh uh isnt a question.I was just borde.from Jj.
*December 8, 2008*

**2nd grade**

uh uh uh.....
*December 8, 2008*

**2nd grade**

jika sa bagit
*December 8, 2008*

**2nd grade**

what is an addition sentence
*December 8, 2008*

**cooking**

how to make a ginger bread man
*December 8, 2008*

**problem solving**

If you toss a number cube 20 times could it land on six 20 times. why or why not.tell about it.
*December 8, 2008*

**decimals**

How would you say this decimal in word form? 2,537.581
*December 8, 2008*

**4th grade**

I dont know too.
*December 8, 2008*

**5th grade**

what is a car pool?
*December 1, 2008*

**elementary ????**

what about data line and graph.
*November 19, 2008*

**fractions, decimals,and percents**

What are some everyday uses of fractions, decimals, and percents? FIND TWO OR THREE USES!
*November 17, 2008*

**fractions, decimals,and percents**

What are some uses for fractions, decimals, and percents? FIND AT LEAST 2 AND TELL WHY!
*November 17, 2008*

**1st grade**

its like hour our and butt but and buy and steal and steel and wok and walk.
*November 17, 2008*

**2nd grade**

what is the scrambled word for this oedown?
*November 13, 2008*

**2nd grade**

are you drunk what are you talking about dude.
*October 21, 2008*

**2nd grade**

what is the synonym for brown?
*September 9, 2008*

**Math**

Number Sense: What number is 10,000 less than 337,676?
*August 28, 2008*

**english**

please paraphrases the following paragraphs: "Whenever we suggested any plan, there was shrinking-the odds were fearful. Our path was beset with the greatest obstacles; and if we succeeded in gaining the end of it, our right to be free was yet questionable-we were yet ...
*June 23, 2008*

**Math**

17 11/(12 ) ÷6 1/10
*June 21, 2008*

**english**

please help me fix the gramma, and give me some comment on the essay, what do i need to edit?? In the story of “The Sky is Gray”, the main character, James, takes the journey from the farm to the town with his mother. During the journey, he suffers many hardships, ...
*June 20, 2008*

**French**

Is there a site that gives the pronounciation for all verbs? and their conjugations? Thanks
*May 30, 2008*

**acrostic poems**

help me with an acrostic poem about the school
*May 27, 2008*

**preschool**

what are you talking about dumby
*May 26, 2008*

**preschool**

what the heck are you talking about.
*May 26, 2008*

**Math**

start by treating the problem like it is a quadratic. Let u = x^2 u^2 - 6u + 5 Factors as: (u-5)(u-1) (x^2 -5)(x^2 -1) =0 Whenever there is = 0, Normally, you have to solve for x and not stop at the factoring step. Set each factor = to zero. (x^2-5)=0 or (x^2 - 1) = 0 x^2 = 5 ...
*May 22, 2008*

**music**

when was the Davul drum invented?
*May 7, 2008*

**Chemistry DrBob**

me thinks u right
*May 1, 2008*

**Chemistry**

2 H2S (g) + SO2 (g) <===> ƒnƒn3 S (s) + 2 H2O (g) 1) At 298 K, the standard enthalpy change, H¢X, for the reaction represented below is -145 kilojoules. (a) Predict the sign of the standard entropy change, S¢X, for the reaction. Explain the basis ...
*April 29, 2008*

**Biology - oxidative phosphorylation**

Some things I don't understand: If oxygen accepts electrons from the electron transport chain, how does it become a molecule of water? ie where does the hydrogen come from? In chemiosmosis, protons are pumped against their concentration gradient across the inner ...
*April 23, 2008*

**English**

Explain the metaphor of adam and eve sin?
*April 9, 2008*

**math riddle ALGEBRA WITH PIZZAZZ**

HEXAGON CODE ANSWERS AND RIDDLE MATH ANSWERS PLZZ !
*April 6, 2008*

**math riddle ALGEBRA WITH PIZZAZZ**

6*9=9*6
*April 6, 2008*

**english**

can someone proofread this for me and make comments.. thanks Compare and Contrast / A College Education Patrick Allitt maintains that Undergraduates should be able to Specialize and that liberal arts are a matter of choice for those undecided, but that specialization be ...
*March 18, 2008*

**Social Studies**

what did raffaello Santi effect the world with?how?pls help me its for my midterms!
*March 16, 2008*

**Social Studies**

What did Raphael Sanzio have effect on the world?Pls help!
*March 16, 2008*

**pol. science**

"The Bill of Rights was intended to limit the powers of the national government to infringe on the rights and liberties of the citizenry." Explain this statement and describe, showing a thorough knowledge of historic events, how the principles in the Bill of Rights ...
*March 12, 2008*

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