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statistics.. URGENT!! PLZ!!

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Math ....urgent help
i just don't get this elimination method ..... plz help me plz.....teach me how to keep the x and y in a parallel line. and which number to multiply.....plz help -5x-4y=-11 10x=-6-y help me plz......

Statistics PLZ HELP Urgent!!!!
PLZ Help me with the following questions! very urgent! The marketing department of a company would like to introduce 12 monthly special products in the coming 12 months. If these monthly special products are selected randomly from 24 products, find the probability that two ...

calculus...plz ans urgent
Find the dimensions of the right circular cylinder of greatest volume which can be inscribe in a right circular cone with radius of 5 inches and a hieght of 12 inches(hint:use similar triangle property).also draw a label diagram....plz answer its too urgent

physics(URGENT!!!!!)
EDXers!!! Plz help with MITx 8.01x I don't know how to solve HW8 Problem 3 Question c) Can anybody help me???? Explain Plz

English
plz can any 1 give me an article on ''Coping/Dealing with loss'' or u can also give me a story on the same topic bt plz fast It's urgent

Earth science..... help urgent
hi can anyone help me? my problem is that i need to write a autobiography about the "LIFE CYCLE OF ROCKS". andf i have no idea how to start it.....plz help me....its urgent....give me some clues how to start !!!!

Urgent Chem help plz
is answer +103 KJ.. plz chk Plz explain in detail.... i tried to search on internet but i am confused with co-efficents.. how to set up the equaiton .. plz help me ??? Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj...

math
fatima bought 1200 eggs at rs.16 a dozen. At what price per hundred must she sell the eggs so as to earn a profit of 15%. plz its urgent very very urgent try to solve soon.....

LIVING ENVIRONMENT
the ability to grow in size is a characteristic of living organism .Although an icicle may grow in size over time,it is considered nonliving because there is 1)an incerase in matter ,but no increase in the number of icicle. 2)an interaction between the icicle and the ...

sociology
hi people actually i need 2 do a project on sociology for 20 marks n i cant decide which on a topic ca u all plz help n v also need 2 have a survey or 30-40 interviews plz plz plz plz help its urgent It would really help us teachers if you would write in standard English so we...

math
identify the value of x that makes each pair of the ratios equivalent x:4 and 45:20 A.8 B.9 C.10 plz plz plz plz help me!!!!!!!! PLZ!!!!!

sociology
How about -- class structure in your town or school? prejudice about a particular ethnic group? classroom group projects? perceptions about authority figures? sorry i wrote in dat language i need to do a project in sociology for 20 marks and i am not able to decide on a topic ...

math plz its urgent
what values of the function y=-2x -4 for x= 0, 1, 2, and 3? A. 0,-6,-8,-10 B.-4,-6,-8,-10 it think its this one? C -4,-2,0,2 D. 0,6,8,10

I NEED HELP!!:(!!!! HELP ME PLZ!!
I GOT A FEW QUESTIONS SO what is a cell part that has the funcion of a gel-like material inside cells... and what releases energy into the cell.?? plz plz plz plz HELP!!!

math plz plz plz plz help plz .....thank you
mark bought a notebook for $1.45 and some pencils that cost $0.42 each if the total cost was 6.91,how many pencils did he buy A.12 B.13 C.14 D.15 is 14 the answer plz help thank you

Plz urgent
Can anyone please answer my chemistry question i posted quick?

Plz someone Chem Urgent Help
The overall energy involved in the formation of CsCl from Cs(s) and Cl2 (g)is - 443 kj/mol. Given the following information: •heat of sublimation for Cs is +76 kj/mol, •bond dissociation energy for ½ Cl2is +121 kj/mol, •E(11) for Cs is +376 kj/mol, and •E(a) for Cl2is...

Chem II (urgent plz)
Consider a titration of 50.00 mL of 0.1005 M HCl with 0.1012 M NaOH.

urgent math help plz !!
The angle θ lies in Quadrant II . sinθ=34 What is cosθ ? −7√/4 7√/4 3/4 −3/4 <my answer

social studies? i think idk
what new ideas came from the automobile? plz help plz plz plz ASAP

SS plz help me plzzzzzzz
What are the two major forces that reshape earth? Describe how itworks. plz plz plz help me there are no answer choices hope u can still help

SS PLZ HELP ME ASAP
What are the two major forces that shape and reshape earth? Describe how each one works. plz plz plz help me there are no answer choices hope u can still help

accounting.plz urgent
If an item is purchased with terms of 2/EOM, n/60, there is a discount for paying within 60 days

physics
damon,reiny,steve,ms sue.plz get a solution 2 my question please itz urgent!!!

biology
a boy inherits genes for tallness,but his growth is limited as a result of poor nitrition. this is an example of 1)an inherited disorder. 2)environmental influence on gene expression . 3)expression of a hidden trait 4)a characterstic controlled by more than one pair of genes. ...

Math
what is the sum of a profit 0f $8000 and a loss of $13000? I'm realy struggling and need URGENT Help! plz respond

statistics.. URGENT!! PLZ!!
The margin of error is: a. the difference between the point estimate and the true value of the population parameter b. the critical value times the standard error of the estimator c. the smallest possible sampling error d. none of the above Complete the following sentences ...

7/8 Math URGENT!!! PLZ HELP!! ANYONE????
Could ANYONE please explain this formula to me and what the words mean... I=prt (Intrest= principle x rate x time)

physical chemistry
salam.... plz give me some sources of error of determining concentration quotient of FeSCN? plzz urgent

plz plz help me belive me have tried
cosx+cosy=a and sinx+siny=b show that sin2x+sin2y=2ab(1-(2/(a^2+b^2)) plz plz show step

urgent urgent urgent
what is the chemical make up of actin and myocin

7/8 Math URGENT!!! PLZ HELP!! ANYONE????
The $42 shirt came to $45.87 after tax. What is the tax rate? (%)

Chem Urgent Help
Plz explain in detail.... i tried to search on internet but i am confused with co-efficents.. how to set up the equaiton .. plz help me ??? Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj/mol S=O = 523 kj/mol Use ...

Geometry i need help urgently plz plz plz
The lenght of a line segement is of 10units and the co-ordinate of one end point are (2,-3) if the abscissa of the other end is 10 find the ordinate of the other end?? Working plz plz

Urgent Chem Help someone plz
Calculate the mole fraction of the solute in the following aqueous solutions 3.25% ethanol, by volume (d= 0.993 g/ml ; pure C2H5OH, d= 0.789 g/ml )

calculus help me plz too hard show step
charge Q coulombs at time t seconds is given by the differential equation RdQ/dt+Q/C=0, where c is the capacitance in farafd and R the resistance in ohms.solve the equation for Q given that Q=Qo where t=0 plz show step plz plz plz

chemistry
Which of the following species exhibits resonance if all the formal charges are minimized? a. OF2 b. N2 c. PCl5 d. ClO3- e. BrF3 plz help me out here. its really urgent!!!

math
the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz

math
the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz

CHEMISTRY URGENT PLZ HELP
Write a balanced equation for the following reduction-oxidation reaction. SO3(2-) + MnO4(-) --- SO4(2–) + Mn(2+) can someone help me step by step??

maths plz
∫√(x²+1)/(x+1)dx plz show step i know it messy plz i really need it

pscychology
Could someone pretty plz plz plz help me...What are the 2 biggest parts of the human brain??

math urgent urgent urgent
perpendicular to line -2x+y=7 contains the point (-4,-2) the equation of line is

math urgent urgent urgent
x+2y=12 find intercept a circle equation x^2+y^2+4x-4y-1=0 and graph 2)find domain and range f(x)=x^2-4x-5 find vertex of f(x) =x^2+4x-21

SCIENCE!!--ANONYMOUS PLEASE ANSWER MY QUESTION!
plz answer the question we were talking about plz plz. Go back to the problem. I got 184 but the worksheet answer says 136 which is correct?? plz help!! thx

Math~Reiny Could you help with this question?
List three different ways to write 5^11 as the product of two powers. Explain why all three of your expressions are equal to 5^11. Plz help it's urgent.

Maths plz help
X^x+y^y=31 x+y=5 plz help i was told to use newton litrate method plz help

urgent urgent urgent
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. explain the process the muscle go through

social studies idk
how did the automobile negatively impact society???!!!?!?! PLZ help me I have been on it since morning plz pretty plz cherry on top help me

M/C
A researcher studies the effectiveness of managers at a small company containing 46 employees. The researcher interviews every employee, gathers data, analyzes the data, and writes up a report of her findings for company management. Company management uses the report to ...

science...URGENT
How are well developed soils similar to young soils? How are they different? Please help... i don't knoiw anything about it. pleae don't ask me to refer to my book... i don't have it with me...i googled it but i don't get any specific answer....plz help

chemistry first yera
A 0.4 g sample of monobasic acid requires 16cm3 of 0.1 mol per dm3 of NaOH for complete neutralization . what is the relative mass of the acid?? Plz ans me urgent

physics!! plz answer me!
A 0.15 kg baseball moving at +26 m/s is slowed to a stop by a catcher who exerts a constant force of -390 N. How long does it take this force to stop the ball? How far does the ball travel before stopping? plz plz plz help!!

maths
plz i cerious need help i posted dis qustion bt due 2 my wrong typing it was nt anser plz here it is:x^4+3x-2/(x^2+1)=Ax+B/(x^2+1)+Cx+D/(x^2+1)^2+(Ex+F)/(x^2+1)^3+G/(x-4)+(Hx+1)/(x-4)^2.find ABCDEFGH? plz it a partial fraction thank yo u and Godbless u

Geo...Help plz. Urgent.
It is 11:00am at 68W. Using Standard time, calculate the Line of Longitude at 6:00pm.. Help plz. Thanks so much At 11 AM at longitude 68W (in Eastern Maritime Canada's Atlantic Time Zone), at 6 PM you would be 7 time zones (or about 105 degrees) to the east (37E) . This would ...

Grade 8 FRENCH plz ppl its urgent
How do you say I am half scottish and half irish in french?thanks :)

chem
stilll didn't get it .. .. can u plz explain in detail ... how did u get the answer.. plz plz plz plz plzp l zp thnks Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj/mol S=O = 523 kj/mol Use average bond enthalpies ...

ALG 2! plz help urgent!!
Karen is 13 years older than Juan. The sum of their ages is 55. How old is Juan? (Be sure to type only Juan’s age in the answer blank. No variables or words.)

MATH URGENT
a. Solve a – 9 = 20 b. Solve b – 9 > 20 c. How is solving the equation in (a) similar to solving the inequality in (b)? d. How are the solutions different? I don't know how to do this i forgot ... could u help (Steve, or Mrs.Sue, or Writeteacher plz help)

Math urgent! :( plz help
3. Which of the following equations has an infinite number of solutions? 3x - 3 + -4x 2y+ 4 -y = 16 7x + 5 = 4x + 5 + 3x 6y -2 =2 (y-1) Write the inequality and solve for the following problem: The result of 6 subtracted from a number n is at least 2 n - 2>6; n > 8 n-6&...

urgent urgent urgent
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. •Explain the chemical process that occurred in ...

Reaearch - URGENT PLZ HELP
Hi An pdf file called RUssian COllectivisation was written by a George Beers. I cant find any info on the date of publication or on the author, George Beers HELP!

math urgent urgent urgent
1)let f(x) be a polynomial function explian how to use the factor theorem to check if (x-c) is a factor of F(x) 2) use synthetic division to factor X^2-2x^2-9x+18 completly

maths
sir steve plz am a little confuse (x-y)³=A(x+y) prove that (2x+y)dy/dx=x+2y if y is a function of x and x=e^t/(e^t+1) show that dy/dt=x(1-x)dy/dx plz explain to me very well sir damon answered that but i still dont get it If u want me to show my work i will do it sir plz plz ...

urgent help!
ASAP help please. Choose one destination that is represented by a flag. Write a paragraph about the effects of climate change in that destination. I do not know what to choose for this just give me ideas plz.

Ms.Sue (ONLY)
can you plz help me in science? PLZ HELP ME! YOU HELP ALL THE TIME! *begs* plz help! i am my knees!!!!! (really i am!) its called "science 8th grade"

grade 10 history
I have a SUPER HUGE project due called National History day and need lots of help with it, plz plz plz help!!!!!

Plz,plz help!
Can you help me write: real-world scenario in which you would write an inequality rather than an equation? Plz, I really need help! :D

maths sir steve plz reiny plz sir damon plz help
express 1.1 in surd form pllllllz step

physics
a rod is having a positive charge and a point charge is placed at a distance 'd' from it making angle 45 degree with one end and 37 degree with the other.calculate field. plz answer its urgent.

Calculus i need help plz plz
Integrate:Sinxcosx/a^2cos^2(x)+b^2sin^2(x))dx??? plz i need the full working too hard for me

math plz help ;-;
What is the y-coordinate of the y-intercept of the linear equation 2x - 3y = 12? Plz help I don't understand how to do this can you show me step by step plz, sorry ;-;

maths sir steve plz reiny plz sir damon plz help
express 1.1 in surd form pllllllz

Calculus i need help plz plz
If y=ws^3/d^4 find the % increase in 'y' when 'w' increases by 2% and 's' decreases by 3% and 'd' increasee by 1%...... There a little error in the first question i post here it is plz i need the working and explanation

regents
I have to take the Regents exam, but there are a great number of math regents exams. If I am in 11th grade,which one should I take??plz help , this is urgent! !😣

urgent chem help ( dr bob plz)
A particular household ammonia solution (d= 0.97g/mL) is 6.8% NH3 by mass. How many milliliters of this solution should be diluted with water to produce 650 mL of a solution with pH = 11.55? ------------------------- i am gettig 5.3 x 10^-10 is that rite or worng pzl conform ..

english
Which of the following usually gets a source note on the same page it appears? a. Quote b. Photo c. Paraphrased Passage d. Statistics please help me it urgent!! thank you!

maths - statistics
find the mode of the fdllowing data class - 0-20 20-40 40-60 60-80 frequency -15 6 18 10 plz explain this sum thank you

English language
what could be an example of something that is urgent but is not important? and something that is important but not urgent? these questions refer to daily actions or well any actions, i have absolutely no idea how to answer that. Sure doesn't urgent and important meant almost ...

calculus too hard
the velocity of a chemical reaction is given by dx/dx=k(a-x) where x is the amount transfered in time t,k is a constant and a is the condition at time t=0 when c=0 solve the equation and determine x in terms of t? Plz show work plz plz

Bio(its urgent!)
according to cell theory, the cell is the basic unit of structure and function in the body. in two or more sentences, explain how this fact relates to the need for digestion. please i help! i have searched the sites but cannot find a answer...... plz help!

accounting..help plz urgent!
An accounting report that shows the changes in capital during the accounting period is: a.) a balance sheet. b.) an income statement. c.) a statement of owner's equity. d.) All of these answers are correct.

PHYSICS URGENT URGENT URGENT URGENT HELP NEEDED!!!
A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (b) Work out and add the numerical values of ...

statistics Urgent please!!!!!!!!!!!!!!!!!!!!!
A sample of n = 5 scores has a mean of M = 12. What is ‡” x for this sample?

statistics
explain clearly the three meaning of "statistics" contained in the statement below "you compute statistics from statistics by statistics"

chemistry
can anyone tell me about the molecular orbital energy order in energy level diagrams????its molecular n not atomic..... plz tell me its very urgent!!!!

plz plz plz help me with this problem!
A consumer at a bread factory would like to know if there are differences (gender) in bread preferences. Forty adults were randomly selected and asked the following questions: Which type of bread do you prefer? They were instructed to only pick one bread type. The bread ...

Health
Sometimes a patient needs additional care that his or her regular physician cannot provide. In this instance, the physician can make a referral for a patient to see another physician. What are the three types of referrals? (1 point) regular, urgent, fast normal, fast, STAT ...

Math urgent
explain how to compute the xy term of the product (3x-4y)^2? if possible with solution please.... its urgent

math
A water balloon is shot into the air so that its height h, in metres, after t seconds is h = —4.9t^2 + 27t + 2.4 a)How high is the balloon after 1 s? b)For how long is the balloon more than 30 m high? c)What is the maximum height reached by the balloon? d)When will the ...

egypt
urgent!!!!urgent!!!!!! have to go to bruins game at 5:45whats the magical fiqures inbetween the rapping in a mummy?

Venn Diagram (URGENT)
What are 6 similarities between Canada and Haiti? 1. French Influence 2. 3. 4. 5. 6. Please someone help, this is urgent. thank you.

MATHS! URGENT!
describe how each sequence is generated and write down the next two terms: a) 40 41 43 46 50 55 b)90 89 87 84 80 75 c)1 3 7 13 21 31 d) 2 6 12 20 30 42 PLEASE HELP its urgent!

CHEM PLZ URGENT!!
19. A block of aluminum has a volume of 126.5 cm3. Its density = 2.70 g/cm3. What is the mass of the aluminum? A) 342 g B) 46.9 g C) 127 g D) 0.0213 g E) 124 g The answer is A.....But I still can't figure it out....I keep getting D as an answer..

math urgent help needed
the question is: -3x-2z-7 if x=3 and z= -1 i did the the question and got the answer - 14 ....but the answer key that i got say -20....can anyone help me... with this plz....

m/c
Which of the following refers to when a researcher gathers data from a sample and uses the statistics generated to reach conclusions about the population from which the sample was taken? inferential statistics holistic statistics conclusive statistics descriptive statistics is...

science-urgent
What are differences between Continental Drifts and Plate Tectonics? I need at last 4 for each. Please help its urgent!!!!! Thanks a bunch! Ellie

Science- urgent-review
what type of galaxy do astronomers consider to be the oldest? It's urgent because I am studying for a grade 9 exam but I don't know what this is.. please help.

math
You want to cover a trapezoidal box with paper. You have a sheet of paper that is 1m by 500cm. What is the size box that can be made with minimal wastage? plz plz plz help me with this.. i don't understand how to do this

Physics plz
Do any teacher here have an email plz becouse I want to send some pictures for question ,,, physics plz or how can I attach picture here ????

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