Monday

July 6, 2015

July 6, 2015

Total # Posts: 45

**math**

Your friend is standing below the window outside of our classroom and attempting to throw a rock past the window to get your attention. The rock is thrown straight up in the air and passes our window 0.40s after being released. It passes the same window on its way back down 1....
*February 21, 2014*

**algebra**

A candy cane 20 cm high has a circumference of 3 cm. The red “ribbon” makes exactly 4 complete turns round the candy cane while its two ends touch the cane's top and bottom. How long is the ribbon in cm?
*February 21, 2014*

**Statistics**

Exam Grades. A statistics professor is used to having a variance in his class grades of no more than 100. He feels that his current group of students is different, and so he examines a random sample of midterm grades (listed below.) At á = 0.05, can it be concluded that...
*April 17, 2013*

**Math**

what is 1944 in roman numerals?
*January 20, 2013*

**english**

Can I get the answer for chaper 6
*December 3, 2012*

**Science**

la naturaleza de la cincia
*September 5, 2012*

**5th Grade patterns and expressions**

what is the pattern and expression for n+10
*May 15, 2012*

**language arts**

i need to write an essay on why it is important to be obedient or to obey people or authority. i just don't have any ideas. help?
*March 24, 2012*

**Social Studies**

Three reason why the native American population decline when the Spanishmade contact with them
*October 25, 2011*

**simplex Method**

X=12 y=6 P=78
*April 24, 2011*

**3rd grade math**

i have a plate that has an area is 36 inches and a perimeter of 24 inches. i want to buy a square cake to put on the plate. i want there to be a one inch border between the cake and the edge of the plate.What size cake should I order? What will the area and perimeter of the ...
*March 27, 2011*

**math**

i dont get it????
*March 9, 2011*

**chemistry**

how do you predict the products of: (NH4)3PO4+ MgSO4-> HI-> Fe+o2-> Fe+ MgO-> HCl+ NaOH->
*March 7, 2011*

**social studies**

what factors affect climate? name and describe one of the climate regions of the united states. read climate and people. then fill in the blanks. vocabulary.
*February 3, 2011*

**calc**

analyze the function ln x = cx^2 to find the unique value of c such that there is exactly one solution to the equation. to do this, find the value of c such that both sides of the equation have equivalent slopes at some point; this will give you a proper x-coordinate to work ...
*December 14, 2010*

**calculus**

Find the point P in the first quadrant on the curve y=x^-2 such that a rectangle with sides on the coordinate axes and a vertex at P has the smallest possible perimeter.
*December 13, 2010*

**PreCal PreAp**

A=44degrees,14',28" B=50degrees,25'32" b=38.66
*March 27, 2010*

**3rd grade math**

8x9
*January 4, 2010*

**algebra 1**

The ratio of the first sequence is 2.5 so the recursive formula is going to be an= 2.5(an-1)
*March 31, 2009*

**Math**

open ended:Give a rea-world quantity that the integer could represent. A.-5 b.0 C.8 D.opposite of -7
*August 27, 2008*

**Math**

OPEN-ENDED:G
*August 27, 2008*

**world geography**

WHERE IN THE ATLANTIC OCEAN WOULD AN EARTHQUAKE MOST LIKELY OCCUR?
*April 18, 2008*

**Biology (History?)**

I'm actually writing an English paper within which I mention how humans attempt to find answers to nature even when technology is not sufficiently advanced to do so. In order for my paper to be accurate I was wondering: when did people in America discover the process of ...
*March 28, 2008*

**math**

Beth has 5base ten blocks. She has at least one of each type of block. The value of her blocks is greater than 140. What blocks could she have
*October 23, 2007*

**English-Grammar**

# 2 SOUNDS CORRECT TO ME....
*August 27, 2007*

**french**

SE TAIS-TOI
*August 27, 2007*

**S.A.T Math**

yeah i guess that works to...lolsz
*August 27, 2007*

**S.A.T Math**

what dont u understand so i can explain it more??
*August 27, 2007*

**S.A.T Math**

OR U CAN DO WAT BRIE SAID I TEND 2 TAKE THE LONG BUT SAFE WAY...LOLSZ...
*August 27, 2007*

**S.A.T Math**

It is like u are a owner of a store... when tony(x) starts you pay him $12.50 an hour for his first day & a half(36 hours) in every week & after that he gets paid $25.00 per hour... Elanie(y) gets paid $15.00 an hour for the first 40 hours she works for a week & after that she...
*August 27, 2007*

**Math**

well... a 1 is always infront of the variable... so just add 1R+1R^2
*August 27, 2007*

**Math**

do u mean your adding r + r squared??
*August 27, 2007*

**ARAISININTHESUN**

no problem......
*August 27, 2007*

**ARAISININTHESUN**

Yes, the reason agasis(i 4got his name cause i read this book last year) gives Betheatha that nickname Alaiyo, is because it means for one whom bread is not enough.... because in life she wants more than what was offered or regular for african americans in that time period. ...
*August 27, 2007*

**algebra1**

never mind......
*August 27, 2007*

**algebra1**

im doing my summer homework & im a little confused on this one...please help me... What is the next term in the geometic series 16,-4,1,-1/4,..... a. -1/8 b.0 c.1/16 d.1/8 e.1/2
*August 27, 2007*

**Calculus**

How can I find the horizontal asymptote of: y=e^x/(2e^x+5) i know you have to do the limit as x approaches infinity... but that is about all i know... mulitply the numberator and denominator by e^-x y= e^0/(2e^0 + 5e^-x) y= 1/(2 + 5e^-x) now, take lim as x >> int. Notice...
*April 30, 2007*

**Chemistry**

I am really confused about polar and non polar molecules. I really don't understand how to know if something is polar or not. Or about bond polarity vs. molecular polarity (net dipole moment). Also, if it has a lone pair when you draw a lewis structure does this ...
*April 27, 2007*

**chemistry**

Which solvent will dissolve more in given solute: 1. Ethylene glycol (HOCH2CH2OH) in hexane(C6H14) or H2O 2. Diethyl ether (CH2CH2OCH2CH3) in H2O or CH3OH? 3. NaCl in CH3OH or CH3CH2CH2CH2OH I know that like dissolves like. Therefore the molecules with the similar ...
*April 26, 2007*

**Chemistry**

Are all/most organic compounds non polar? Not all, certainly. Many are non-polar. Most, I don't know. It all depends upon how you define most. Acids, acid chlorides, amines, phenols, ketones, aldehydes, and the like are polar. There are a bunch of those around. There are ...
*April 26, 2007*

**Calculus URGENT test tonight**

Integral of: __1__ (sqrt(x)+1)^2 dx The answer is: 2ln abs(1+sqrt(x)) + 2(1+sqrt(X))^-1 +c I have no clue why that is! Please help. I used substitution and made u= sqrt(x)+1 but i don't know what happened along the way! Your first step was a good one. next, let u = sqrt x...
*April 20, 2007*

**Chemistry**

From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 e7) times greater than the wavelength corresponding to the energy difference between a particular excited state of the ...
*April 18, 2007*

**Chemistry**

Posted on April 12. From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 e7) times greater than the wavelength corresponding to the energy difference between a particular ...
*April 18, 2007*

**Chemistry**

From the information below, identify element X. a. The wavelength of the radio waves sent by an FM station broadcasting at 97.1 MHz is 30.0 million (3.00 e7) times greater than the wavelength corresponding to the energy difference between a particular excited state of the ...
*April 12, 2007*

**chemistry**

Equal masses of gaseous N2 and Ar are placed in separate flasks of equal volume at the same temperature. Tell whether each of the following statements is true or false. Briefly explain your answer in each case. (a) There are more molecules of N2 present than atoms of Ar. (b) ...
*March 30, 2007*

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