Questions Asked on
December 17, 2011

Physics
The angular speed of a propeller on a boat increases with constant acceleration from 12 rad/s to 26 rad/s in 2.5 revolutions. What is the acceleration of the propeller?
asked by Hannah 
math
a ball is dropped from a height of 3m and bounces on the ground . At the top of each bounce, the ball eaches 60% of its previous height. Calculate the total distance travelled by the ball when it hits the ground for the fifth time
asked by Melissa 
trig math
Prove that tan(theta)tan(60+theta)=tan3theta
asked by Rajesh kumar 
dgh
Two Trees are 150 m apart. From a point halfway between them, the angle of elevation of their tops is 15°and..? 15°, and 20°. a)How much taller is one tree than the other? b) Where would a person have to stand in order to have the angle of elevation to
asked by pooi 
Calculus (Normal Line, please check my work)
The slope of the line normal to the graph of 4 sin x + 9 cos y = 9 at the point (pi, 0) is: Derivative: 4cosx  9siny(dy/dx) = 0 (dy/dx) = (4cosx) / (9siny) (dy/dx) = (4) / 0 Normal line = 1 / (4/0) Does this mean that the slope of the normal line is
asked by Mishaka 
Economics
What is the maximum amount it would be worth to shareholders to elicit high CEO effort all the time rather low CEO effort all the time?
asked by Bertha 
Physics
A basketball player, standing near the basket to grab a rebound, jumps 65.6 cm vertically. How much time does the player spend in the top 10.7 cm of his jump
asked by Sarah 
geometry
Use the figure below to answer questions 810. Point B is the midpoint of Segment A C.. A line segment with three points on it. From left to right, the points are labeled A, B, and C. 8. a. Find x if AB = 4x and BC = 2x + 10. b. Use the answer for x to
asked by Abbi 
Business
Read the case study below “HiHo YoYo, Inc.”. Write a short summary of each of the four methods for selecting the order in which to release the products to printing. Complete a short analysis for each method which provides the average flow time and
asked by Kiva 
math
Solve the following equation. 4m^2 = 2 − 7m m = 1 (smaller value) m = 2 (larger value)
asked by latesha 
math
The length of a rectangle is 8 inches more than three times the width. The perimeter is 88 inches. Find the length and width
asked by latesha 
Calculus
A cup has a radius of 2" at the bottom and 6" on the top. It is 10" high. 4 Minutes ago, water started pouring at 10 cubic " per minute. How fast was the water level rising 4 minutes ago? How fast is the water level rising now? What will the rate be when
asked by Tim 
math
The length of a rectangle is 4 inches more than the width. The perimeter is 32 inches. Find the length and width.
asked by latesha 
math
Use factoring by grouping to solve the following equation. 4x3 + 8x2 − 9x − 18 = 0 x = 1 (smallest value) x = 2 x = 3 (largest value)
asked by latesha 
Social Studies
Why Do You Think It Was Hard For Spain To Maintain It's Empire ? Explain.
asked by Amber 
algebra
determine the domain, range and horizontal asymptote Please show all your work f(x) =  (3/4)^x  1 Help!
asked by amy 
scientist
Scientists performed an experiment to determine whether there is a connection between learning ability and food. They took two groups of 20 mice each, all from the same purebred strain. The mice were deprived of food for 3 days and then given a standard
asked by Malacahi 
algebra
The number of tickets sold each day for upcoming perfomance of Handel's Messiah is given by N(x)=0.6x^2+15.6x+12, where x is the number of days since the concert was first announced. When will daily ticket sales peak and how many tickets will be sold that
asked by lisa 
medicial termalogy
I need help on writing a fictitious medical report describing a dermatologic condition or disease?
asked by etta 
math
A catering company has 15 customer orders during its first month, for each month afterward, the comopany has double the number of orders than the previous month. How many orders in total did the company fill at the end of its first year ?
asked by Melissa 
math
Five times the difference of twice a number and thirteen is negative five. Find the number
asked by latesha 
Math  complex numbers
These questions are related to de moivre's theorem: z^n + 1/z^n = 2cosntheta z^n  1/z^n = 2 isin ntheta 1. Express sin^5theta in the form Asintheta + Bsin3theta + Csin5theta and hence find the integral of sin^5theta. 2. Express sin^6theta in multiples of
asked by Chiquesta 
kv khurda
an artificial satellite is orbiting the earth. A bomb is released from the satellite. The bomb will (a)explode due to the heat generated by the friction of air (b)fall freely on the earth (c)escape into outer space (d)orbit the earth along with the
asked by suman 
physics
an air puck of mass 0.347 kg is tied to a string and allowed to revolve in a circle of radius 1.09 m on a horizontal, frictionless table. The other end of the string passes through a hole in the center of the table and a mass of 1.48 kg is tied to it. The
asked by monica 
statistics
suppose a company receives 60% of its order the internet. what is the probability that the fifth order received is the first internet order? what is the probability that the eight order received is the fifth internet order?
asked by Anonymous 
maths
find area of the triangle with the length of the side 36cm,48cm, and 60cm.
asked by sunil tadvi 
Finance
You receive $12,000 and looking for a bank to deposit the funds. Bank A offers an account with an annual interest rate of 3% compounded semiannually. Bank B offers an account with 2.75% annual interest rate compounded continuously. Calculate the value of
asked by Vanessa 
math
Solve the following equation. (Examples 16) 15x2 = 17x + 4 x = 1 (smaller value) x = 2 (larger value)
asked by latesha 
math
Solve the following equation. x^2 + 28x = 0 x = 1 (smaller value) x = 2 (larger value)
asked by latesha 
function ( partial fraction)
if f(x) ax^2+bx+c , g(x) :1/3x^2+2 and fg(x)= 18x^4+24x^2+11/(3x^2+2)^2. find a ,b and c
asked by kingwendu 
English
What does it means? "The art of life is to know how to enjoy a little and to endure very much." ~ William Hazlitt
asked by Pryia 
math
Solve the following equation. 16x^2 − 16x + 4 = 0 x = 1 (smaller value) x = 2 (larger value)
asked by latesha 
Chemistry
If the specific optical rotation specification for a sample is 48 to 51 deg, which is the Upper Specification Limit? Is it 48 or 51?
asked by jessie 
math
LCM of (2+9u),(481u^2)and (29u)
asked by Ashley A. 
Math
Express sin^6theta in multiples of costheta and hence evaluate the integral of sin^6theta from 0 to pi/2. Thanks in advance! :)
asked by Chiquesta 
math
Solve the following equation. ( x^2 + 8x + 7 = 0 x = 1 (smaller value) x = 2 (larger value)
asked by latesha 
physics
two vhiles move in opposite dirctions to each other with constant speeds of 20 m/s and 30 m/s if the initial distance betwen the vehicles is 100 km. how many second later do they meet
asked by faisal 
pre calculus
graph the function below. Determine the domain, range and horizontal asymptote. f(x) = (3/4)^x  1
asked by anon 
polynomial
given that the expression ax^311x^2+bx+2 is exactly divisible by 2x^23x2, find a and b then factorise completly (do not use long division).
asked by kingwendu 
science
laboratory connects a 16§Ù resistor, 23§Ù resistor, and a 34§Ù resistor in series and then comes the arrangement to a 36V dc source. How much current is in the circuit?
asked by alex 
precalulus
Change the exponentional expression to an equivalent expression involving a logarithm. 7^c = 0.026
asked by anon 
History
Do You Think It Was Right Or Wrong For The United States To Declare War On Spain ? Explain.
asked by Amber 
Art
umsl dean's awards for creative achievement in arts????? Is it possiable to earn that award in you live in ny????
asked by Lauren 
algebra
Solve the equation below. Please show all of your work log_7(x + 3/7) = 2
asked by anon 
math
Use factoring by grouping to solve the following equation. 4x^3 + 8x^2 − 9x − 18 = 0 x = 1 (smallest value) x = 2 x = 3 (largest value)
asked by latesha 
physics
A car travels from city a to city b at a constant speed of 60 km/h.A bus leaves city a 1h after the car and catches it as it enters city b.the distance betwen ehe cities is 240 km.what is the speed of the bus{assumed to be constant] during its journey
asked by faisal 
Fine Art
what is hilda m. willis arts scholarship??????
asked by Lauren 
physics
if you exert a force of 500N to walk 4M up a flight of stairs in 4S , how much power do you use?
asked by ghada 
Astronomy
On the Vernal Equinox, you see the Moon in the Waxing Gibbous Phase at an angle of 45 degrees above the eastern horizon. What is the approximate local time? On the Autumnal Equinox, you see the Moon in the Waning Crescent Phase at an angle of 45 degrees
asked by Jamie 
social studies
Do You Think It Was Right Or Wrong For The United States To Declare War On Spain?
asked by Lena Le 
chemistry
How do you properly solve _ Ag + _ Cu(Nu3)2 > _ AgNo3 + _ Cu
asked by grant 
physics
There are many ropes keeping a hot air balloon from floating away before a balloon race. One of these ropes is fixed to the ground at a 45° angle. Another is fixed to the ground at a 30° angle. If the hot air balloon is 18 feet off the ground, what is
asked by chukwuyem ekufu 
finances
a friend barrowed $5,000.00. I charged him 12 percent intrest. he paid it off over a 10 month period. Now what is the intrest total that he owes me? I thought I had it figured out and he said it not right.
asked by delphine 
science
What are some examples of aquitards?
asked by sp 
pre calculus
Write the expression below as a single logarithm. Need to know how to work this! ln(x5/x^2  1)  ln (x^2  2x 15/x + 1)
asked by James 
pre calculus
Use properties of logarithms to find the exact value of the expression log_7 (343 * 7^15)
asked by James 
english 1`0
I need daily diary entries for antonio from the merchant of venice
asked by wyatt 
Physical Chemistry
Substitute U = uV and P = (1/3)u into the equation (ðU/ðV)T = T(ðP/ðT)V – P to show that it leads to du/u=4(dT/T). *NOTE: u depends only on T*
asked by Kiki 
English
I need to double check my work please. Revise to create pronounantecedent agreement and eliminate the generic he and any awkward pronoun reference. 1) While shopping for a new computer for school, I noticed that a laptop costs much less then they use to.
asked by Luis 
To: n/a  Re: English
I've deleted your post because it's an online test with answers. If you want to know why those answers are correct, recheck your text materials. Btw  are you sure they are all correct?
asked by Ms. Sue 
health
You have just accepted a position at a physician's office as the revenue expert. In addition to billing and coding expertise for added/improved revenue, the physician has asked for youn to develope new sources of revenue. You are to research and present at
asked by Anonymous 
Algebra Help
Could someone place explain how to solve the following  4t^2/5=t/5+3/10 5t/6t/2=1 Thanks
asked by lexy 
english
the essay needs to be proof read and any suggestions or corrections will be greatly helpful! The Unbiased Killer Caner is known as unbiased killer that knows no race, age or sex of it victims. The disease lung cancer is the Number one cause of cancer
asked by n/a 
english
as i participate in x mas pagent i need lyrics for mary' s boy child sung by boney M can you assist me
asked by R S Telagathoty Edlapadu 
algebra
1.Write a quadratic equation in the variable x having the given numbers as solutions. Type the equation in stadard form ax^2+bx+c=0 Solution 7, only solution 2.The width of a rectangle is less than the length. The area is 4ft^3. Find the length and the
asked by lisa 
health
I have to do a research paper and present at least three new appropriate legal revenues sources for consideration. I must also include how to code and bill for each of them.
asked by Wanda 48 
physics
A police car moveing at 140 km/h is changing a lorry moveing at 120 km/h.If the initial distance betwen them is 500m,how many minutes later and at what distance from its initial position does the police carb catch the lorry
asked by faisal 
Algebra
In 2006 population of country was 32.2 million. This represented an increase of 3.6% since 2001. What was population of country in 2001. Round to nearest hundredth of a million.
asked by Alisa 
English
what are 4 main disadvantages of visiting other countries?
asked by Peter 
algebra
find the equation of a line being given the slope and containing a point of m=4/5,(1,2)
asked by lashawna 
algebra
The width of a rectangle is 3ft less than the lenght. The area is 4ft^2. Find the lenght and the width
asked by lisa 
English
Do you know why rhetoric is called a public activity?
asked by Anonymous 
Criminal Justice
Will someone please help me with this question? What are the goals of truthinsentencing laws?
asked by PENNY 
Question
What was the real information for Holocaust Museum and Study Center Contest??? I forgot the name and I tried looking for the information and I couldn't find it.
asked by Lauren 
math
Correction of problem submiited earlier. The amount P of pollution varies directly with the population N of people. City A has a population of 494,000 and produces 260,000 tons of pollutants. Find how many tons of pollution we should except City B to
asked by Kai 
algebra
N(x)=0.6^2+15.6x+12, where x is the number of days since the concert was first announced, When will daily ticket sales peak and how many tickets will be sold that day ticket sales peak number of tickets sold
asked by lisa 
English
I don't understand what Aristotle's definition of rhetoric is. He said that is was the repetition of dialect, parallel to one another but still different.
asked by Anonymous 
Trig
Eight Fundamental Identities Sec thada  Cos thada How do I do this?
asked by Don 
Trig
Please disregard last question .... wrote it down wrong .. Thanks
asked by Don 
Math C30
Eight Fundamental Identities Sec thada  Cos thada on one side tan thada sin thada on the other side How do you do this ???
asked by Don 
English
What does this definition of rhetoric mean by Plato: the persuasion of ignorant masses within the courts and assemblies
asked by Anonymous 
English
true or false 1)true or false, diction, rhythm,phrasing,sentence length,and other features of language make up a writer's style 2)in the story a pair of silk stockings, irony is not important to the theme 3)in the white heron, the white heron means the
asked by sarah 
English
According to the first philosophers, did they think of rhetoric as good or negative? I know that Aristotle thought of it more good because it wasn't just used for politics, but for much more. Plato looked on it more negatively because it could easily
asked by Anonymous 
chemistry
why are they shaped liked this 1)BF4 is a tetrahedral molecule 2)SF3+ is a Trigonal pyramidal molecule 3)ICI4 IS A SQUARE PLANER molecule 4IF5 IS A SQUARE pyramidal molecule 5)PF5 IS A TRIGNAL BIPYRAMIDAl molecule help Dr bob222
asked by Anonymous 
Writing
Is there a contest when you make your own literay maganzine (full of their art work and stories or poems they wrote) and the winner get it publish????
asked by Lauren 
geometry
quadrilateral has vertices at P(–2, 5), Q(0, 5), R(–2, 3), and S(0, 3). Find the length of , to the nearest hundredth
asked by shamoy 
geometry
quadrilateral has vertices at P(–2, 5), Q(0, 5), R(–2, 3), and S(0, 3). Find the length of , to the nearest hundredth
asked by shamoy 
Trig
Column 1 Column 2 sec theta  cos theta tan theta sin theta Question: how do you get column 1 to be the same as column 2 ?? using the eight fundamental identities
asked by Don 
Trig
Column 1 Column 2 (sin theta + cos theta)sq 1 + 2sin theta cos theta Question : how do you get column 1 to be the same as column 2?? using the trig identities
asked by Don 
Trig  Thanks Damon
Thanks for the help Damon. Much appreciated. Don
asked by Don 
English
Question Teacher marked wrong why Sam and Sally want to buy candy. Only other choice could have Sam and Sally wants to buy candy.
asked by Daniel mom 
Algebra  Question about Answers
I would like to know if my answers are correct. A principal of 6500.00 is invested in an account paying an annual rate of 4%. Find amount in acct after 4 years if acct is compounded semiannually, quarterly and monthly. Semiannually  7615.79 Quarterly 
asked by Kylie 
nursing
The ANA'S ethical theories and principles and how it incorporates in its operations. Provide an example of how it applies these theories and principles
asked by maria 
math
logarithm base 20 of 39
asked by ddd 
Algebra
JOHN MOWS HIS LAWN IN 6 HRS,WHEREAS JANE MOWS SAME LAWN IN 3 HRS?? MY QUESTION IS HOW MUCH TIME WOULD IT TAKE FOR BOTH TO MOW THE LAWN TOGETHER???
asked by Ashley A. 
Statistics
6. If we reject H0:µ = 10 in favor of Ha:µ 10 at a given level of significance with a positive value of the test statistic z, then if we test H0:µ = 10 versus Ha:µ > 10 using the same sample, Ha:µ > 10 will ______ be rejected at the same significance
asked by Mark 
Algebra
10A^8/7V^3 TIMES 49R^7/100A MULTIPLY AND SIMPLIFY
asked by JOSH 
Algebra
REMOVING FACTOR OF 1: 4Z24/6Z
asked by becca 
Algebra
SOLVE:Y4/Y+1=2/5 HELP
asked by Jema 
Algebra
FIND THE LCM OF (2+9U),(481U)AND (29U)???? HELP
asked by Ashley A. 
English
Question Teacher marked wrong why Sam and Sally want to buy candy. Only other choice could have Sam and Sally wants to buy candy.
asked by Daniel mom 
physics
A car travels from city a to city b at a constant speed of 60 km/h.A bus leaves city a 1h after the car and catches it as it enters city b.the distance betwen the cities is 240 km.what is the speed of the bus{assumed to be constant] during its journey
asked by faisal 
math
Car Insurance Use the histogram below to answer the following questions. a)How many students were surveyed? b)What are the lower and upper class limits of the first and second classes? c)How many students have an annual car insurance premium in the class
asked by Iva 
chemistry
3 NO2(g) + H2O(g) ==> 2 HNO3(g) + NO(g) What is the maximum number of liters of HNO3(g) that can be made from 17.45 L of H2O(g) and 12.06 L of NO2(g) at STP?
asked by Anonymous 
statistics
Do you think there is a correlation between CEO salaries and the degree of success of a company? If you were to take a sample of companies with comparable size, market capitalization, and product category, and plot CEO salaries against the net profit of
asked by Mark 
Algebra
FIND THE LCM OF (2+9U),(481U)AND (29U)???? HELP
asked by Ashley A. 
Trig
Prove that the equation is an identity: cot4theta  csc4theta = cot sq theta  csc sq theta How ??
asked by Don 
English
Could you please check these sentences, please? Thank you. 1) Jane Austen appeared on the literary scene with her novel of manners based on the premise (synonym?) that there is (was?) a vital relationship between manners, social behavior and character. 2)
asked by Henry2 
Question
Do Explo Summer Program of Yale have to look at what you done in high school (grades, clubs, etc.)????? You can apply to this program if you are a junior or senior. This is my brother's question he is curious.
asked by Lauren 
Algebra
Solve: y4/y+1=2/5
asked by Ashley A. 
Trig
Prove the equation is an identity : csc3theta  csctheta + cottheta/csctheta = cotsqtheta + costheta wow ... try that one
asked by Don 
Algebra
Removing factor of 1: 4z2y/6z explain how to solve this pleaseeeee
asked by Ashley A. 
Communications Studies
How do scholars differ on whether mediadepicted violence triggers aggressive behavior?
asked by Ashley 
human service
What makes an agency culturally competent? Agency cultural competent is the ability to interact effectively and successfully with people of different cultures. where can I find this information that I need for my anser to be complete?
asked by patiance 
Communications Studies
How has a trusteeship concept for broadcast regulation given way to a marketplace model? Consider technological shifts.
asked by Ashley 
Communications Studies
What are the three technologies on which the primary mass media are built?
asked by Ashley 
Math
In 2006 population of country was 32.2 million. This represented an increase of 3.6% since 2001. What was population of country in 2001. Round to nearest hundredth of a million.
asked by Alisa 
math
One number is eight more than twice another. If their sum is decreased by nine, the result is fourteen. Find the numbers....smaller value and larger value
asked by latesha 
Math
Differentiate 1/tanx I got sec^2 / tan^2x, which is correct, but the answers said I could also simplify this to cosec^2. How would you do that? Thanks =)
asked by Allessandra 
Math
the 12th term in a geometric sequence is 49, and the 14th term is 2401 . Find the 15th term
asked by Melissa 
Math
The 13th termof an arithmetic sequence is 61 and the 20th term of the squence is 82. Calculate the sum of the first 25 terms of the sequence
asked by Melissa 
Algebra
Find the LCM of(2+9u),(481u)AND (29u)???? HELP
asked by Ashley A. 
Math
Differentiate (1 sinx) / (1 +sinx) How would I do this? The answer is (2cosx)/ (1 + sinx)^2 Thanks in advance :)!!
asked by Allessandra 
Finance
(Inflation) A project’s initial investment is $40,000, and it has a fiveyear life. At the end of the fifth year, the equipment is expected to be sold for $12,000, at which time its net book value will be $5,000. The CFATs (including inflation,
asked by EMJ 
Maths
Differentiate (sin^3)x and use this result to evaluate the integral of sin^2 x cos x dx between pi/2 and 0. Thanks!
asked by Allessandra 
math
why do oyu change the last two signs when subtracting two negative numbers?
asked by Nicole 
Math
Simplify by removing factors of 1: 6w36/6w Would the answer be 6w or 1 since 6w/6w would equal 1 ???? help me
asked by Ashley A. 
Trig
The next two steps in solving this trig identity question are ??? 1/csctheta x costheta x sintheta x sectheta = sinsqtheta arghhh need help please
asked by Don 
Math Problem
Find the function Value F(x)=x^3 F(5)=
asked by Lavern 
Math
Solve: y4/y+1=2/5 would the answer be 14/3 ???
asked by Ashley A. 
math
Five times the difference of twice a number and thirteen is negative five. Find the number
asked by latesha 
math
One number is eight more than twice another. If their sum is decreased by nine, the result is fourteen. Find the numbers.
asked by latesha 
Math Can anyone check my answer please
4z24/6z=z,4
asked by Ashley A. 
Finance
Your firm has the option of making an investment in new software that wil cost $130,000 today and is estimated to provide the savings shown in the table over5 years. year savings estimate 1 $35,000 2 50,000 3 45,000 4 25,000 5 15,000 should the firm make
asked by Vanessa 
Finance
If you won $2,5 million in a lottery. You can receive $1.3million now or $100,000 at the end of each of the next 25 years, You can earn 5% annually on the investments . Which is the better option?
asked by Vanessa 
Finance
You receive $12,000 and looking for a bank to deposit the funds. Bank A offers an account with an annual interest rate of 3% compounded semiannually. Bank B offers an account with 2.75% annual interest rate compounded continuously. Calculate the value of
asked by Vanessa 
Math Can anyone check my answer please
4z24/6z=z,4
asked by Ashley A. 
function
given that f(x)= 37x+5x^2x^3, factorise the polynomial completely, hence state the set of values of x for which the function is equal or less than zero .
asked by kingwendu 
Algebra Help
In 2006 population of country was 32.2 million. This represented an increase of 3.6% since 2001. What was population of country in 2001. Round to nearest hundredth of a million.
asked by Alisa 
Mathematics
How would I express sin^6 theta in multiples of cos theta? Thanks
asked by Mintz 
math
Solve the following for the indicated variable. x − 6y = −4 for x
asked by latesha