Thursday

July 31, 2014

July 31, 2014

Total # Posts: 241

**statistics**

help! where do i begin with this problem...in one area, monthly incomes of technology related workers have a standard deviation of $650. It is believed that the standard deviation of monthly incomes of non-technology workers is higher. A sample of 71 non technology workers are...

**Chemisty**

blanced equation for MgSO4(aq) + BaCl2(aq) describing any precipitaion reaction

**English**

In which of the following sentences is the underlined word a past participle?

**math**

A golf ball is to be hit 300 yards straight to make a hole in one. Having only played miniature golf, your first swing makes the ball skew 50 yards N 30 W. Trying to get back on track, the second shot goes 80 yards N 35 E. Now you are very upset with this game and you swing wi...

**physics**

The area of a span that is unaffected by an applied force is

**Science! Biology 1**

Question: Which of following best describes the free-energy requirements of an organism? Answer Choices: During times of hibernation large amounts of free energy are required. Free-energy demand is consistent for all heterotrophs. The organism requires free energy in all situa...

**Pre-Calc**

I really need to understand wha tmakes a graph have these discontinuities 1)Removable 2)Non-Removable and how to tell them in a function

**Criminal Justice**

Create a series of two advertisements "selling" different sentencing options to the many and varied stakeholders in Oklahoma's Criminal Justice system. What are some examples I can go off of?

**math**

What is the least number place value blocks you need to show 4,200? The greates?

**Math (again)**

Sorry...I forgot to include all of the details for one of my previous questions the complete problem is: 1. Yesterday Josh sold some boxes of greeting cards. Today he sold seven boxes. If he sold 25 boxes in all, how many did he sell yesterday? I can solve it myself, I just ne...

**Math**

1. Yesterday Josh sold some boxes of greeting cards. If he sold 25 boxes in all, how many did he sell yesterday? 2. Jana baked some muffins. After she served 13 of them to her friends at brunch, she had 17 left. How many muffins did she make? 3. A scuba diver descends to a dep...

**american governmentnt**

Some people believe those under 21 serving in the military should be allowed to drink alcohol even if non-military citizens are not. Yet, the founders clearly believed the military should serve the people rather than the other way around.

**physics **

if a scientist working with electromagnetic radiation has detected a frequency of 2.8X10^10Hz for one of the waves, what is the wavelength of this radiation wave?

**physics**

mc030-1.jpg Two stars are bound together by gravity. The larger star has four times the mass of the smaller star. Which diagram best illustrates the orbital motion of the two stars? (Note: the stars are shown much larger than they really are compared to the

**physics**

Compared to the number of radians in one revolution of a bicycle tire with a radius of 33 centimeters, the number of radians in one revolution of a go-cart wheel (radius = 22 centimeters) is:

**physics**

The Earth has a radius of about 6.38 ´ 103 kilometers at the equator and rotates 360° every 24 hours. The angular displacement of a person standing at the equator for 8.0 hours is:

**math**

completing the square 2m^2-m-15=0 using the quadratic formula 2y^2-3y-6=0

**math**

the length of a rectangle is 3 yds more than twice it width and the area of the rectangle is 77yds find the dimensions of the rectangle the length and width

**English**

An Essay of 350 words,Topic is about A mememorable moment

**Algebra**

Write each repeating decimal as the sum-of two fractions. Find the sum and simplify. Verify . 0.75483 = 0.127 =

**Algebra **

Tom has a 15 foot ladder that he leaned against the wall of his house. Tom put the base of the ladder 3 feet away from the house. How far up The house is the top of the ladder?

**math**

A circular pol is to be built in a back yard. The yard forms a 40ft by 60ft rectangle. The pool will have a diameter of 29ft.

**Physics**

A speed skater moving across frictionless ice at 8.0 m/s hits a 5.7m-wide patch of rough ice. She slows steadily, then continues on at 6.5m/s. What is her acceleration on the rough ice?

**Math**

sin5x=cosx, find the general solutions for this please =)

**maths**

find general solutions for sin5x=cosx

**accounting**

Determine the amount of interest expense that should be recorded in a year end adjusting entry under each of the following independent assumptions Interest rate 12%, Fiscal Year End December 31

**writing**

I have a dispute with my teacher in 7th grade. In referring to McCarthyism in the phrase "towards the end of this reign of terror", is "reign of terror" a metaphor? Thanks.

**recyclying**

i need help writting a report on recycling for my science class and i dont know how to start please help

**science**

need help writing a a short report on recycling im in the sixth grade

**math**

Jenny does the dishes every third day, Mark every fourth day, and Misty every sixth day.If they all shared dish duty today, when will they all share dish duty again?

**math**

Jenny does the dishes every third day, Mark every fourth day, and Misty every sixth day.If they all shared dish duty today, when will they all share dish duty again?

**anthroplogy 101**

Caste systems are most common in societies

**Civics**

Do you think that it would be easy or hard to convict someone of treason and why?

**Earth/Space Science**

In many ways, the floor of oceans is no better explored than space. Why could discoveries such as life around deep-sea hotspots not be investigated until the past few decades?

**chemistry**

what isw the density of N2O,a gas at STP?

**Psychology - Behavior Modification**

Can someone help me come up with another treatment goal for inability to sleep. This is what I had and the instructor said that I had to change it because we really cannot include a biological function in the treatment plan since a doctor has to do this and that we do not trea...

**accounting**

what can accounts payable involve equipment sore or office equipment or cash or neather

**cultural antropology**

Before colonialism, most colonized people lived in general peace and tranquilit static and unchanging cultures a state of balance with nature constant warfare and violence

**Chimestry**

How many moles of HNO(3) are present if 4.20*10^-2 mol of Ba(OH)(2) was needed to neutralize the acid solution?

**Calculus (please help)**

Evaluate the indefinite integral: INT dx/(64+x^2)^2 Please help with this one.

**Calculus**

Evaluate the indefinite integral: INT dx/(64+x^2)^2

**Algebra**

give an example of a function that you might encounter in everyday life and describe its domain and range.

**Calc II**

need help with practice assign ment and i need help , please email me email me carmenelectragowe (at ) @gmail

**art history**

pretend that you are entering charters catheral through the central portal. you want to get to the apse what parts of the plan might you traverse in order to get there? describe what you will see on the way.

**algebra**

2x2-5x+11=0

**algebra**

2x28-5x+11=0

**math**

planet A has an average surface temperature of -100F. Planet B has an average surface temperature that is 3/2 times of that Planet A. What is the average surface temperature of Planet A?

**psychology/ABA**

Thank you

**psychology/ABA**

The orriginal question: Define operant conditioning and discuss how this method works to increase desired behavior.

**psychology/ABA**

Can someone please tell me if I am defining operant conditioning correctly: Operant conditioning is a process of increasing or decreasing a specific behavior through reinforcement (positive or negative), punishment or extinction. The person operates based on the environment th...

**Statistics**

in populations that are different from others. I would like to figure a sample of 10 with a mean of 44

**geometry**

The base length of the triangle with vertices A(1,1, B(9,1), C(5,5)is multipliend by 2.Describe the effect of the change on the area. can someone help me on this one.. am stuck

**ALGEBRA**

The difference of 50 and 15 less than the number

**Calculus**

Determine if f(x)=5/(x-3)^2 is integrable on [0,2]. Justify your answer.

**math**

i can i solve the equation for x. mx+e=t

**grammar**

in the sentence-she told us about the different kinds of insects. is told a past or present verb?

**subject and verb**

could you please tell me what is the verb and subject in this sentence: Some young couples have decided to move to more rural areas in order to avoid the pressures of city living.

**acc 225**

Please help me.Internal control recommendations What internal control procedures would you recommend in each of the following situations? 1. A concession company has one employee who sells T-shirts and sunglasses at the beach. Each day, the employee is given enough shirts and ...

**accounting**

Please help me. acc225 Internal control recommendations •Complete Exercise 8-1 What internal control procedures would you recommend in each of the following situations? 1. A concession company has one employee who sells T-shirts and sunglasses at the beach. Each day, the ...

**acc225 **

Please help me to complete Problems 5-4B on p. 214

**acc225**

Complete Problems 5-4B on p. 214

**Chemistry**

Its all but B and D

**Physics**

A tennis player hits a 58.0g tennis ball so that it goes straight up and reaches a maximum height of 6.17m. How much work does gravity do on the ball on the way up? On the way down?

**Physics**

If a cylindrical space station 300m in diameter is to spin about its central axis, at how many revolutions per minute rpm must it turn so that the outermost points have an acceleration equal to g?

**Physics**

A man pushes on a piano of mass 180 kg so that it slides at a constant velocity of 12.0 cm/s down a ramp that is inclined at 11.0degrees above the horizontal. No appreciable friction is acting on the piano. Calculate the magnitude and direction of this push (a)if the man pushe...

**Physics**

You have probably seen films of astronauts floating weightless in orbiting satellites. People often get the idea that the astronauts are weightless because they are so far from the gravity of the earth. Let us see if that explanation is correct. Typically, such satellites orb...

**Physics**

Calculate the radial acceleration of an object at the equator of Jupiter (which takes 0.410 day to spin once), turning with the planet. (in )

**Physics**

Suppose you discover your grandfather's collection of Caruso records from the early part of the century. These disks played at 78.0 revolutions/minute (rpm) and were 9.00in. in diameter. What was the radial acceleration of a point on the rim of such a record as you listene...

**physics**

A tornado lifts a car to a height of 125m above the ground. The tornado flings the car horizontally with a speed of 90.0 m/s. How long does the car take to reach the ground?

**physics**

A merry go round makes 2 revolutions every 2 s. A child is sitting 1.80 m from the center. Calculate a)The period of the merry go round b)the speed of the child in his position c) the centripetal acceleration of the child d) the net horizontal force on the child if his mass is...

**math**

how many lines of symmentry on a v

**HRM**

Contrast pay ranges and grades with bands. Why would you use either? Does their use assist or hinder the achievement of internal alignment? External competitiveness?

**Psych**

How does nature and nurture contribute to one’s self-efficacy?

**Psych**

Can someone please give me an example that illustrates how one's cognitive processes can shape some aspect of personality. thank you?

**geometry**

if m angle RTS = 8x+18 find x so that line TR is perpendicular to line TS

**College Mathematics**

Thank you

**College Mathematics**

You are paid a modest retainer of $325 to be on call for one week each month. Your hourly pay rate is $18. You are scheduled to work 38 hours the week you are on retainer. Your employer is required to deduct a total of 22% from your pay. a) What do you expect to earn in your g...

**Math Word Problems**

#1. The pressure P of a compressed gas is inversely proportional to the volume V. If there is a pressure of 35 pounds per square inch when the volume of gas is 400 cubic inches, find the pressure when the gas is compressed to 100 square inches. #2. A frictional force is necess...

**Business**

The average light output for a domestic bulb is 80 lumens with a range of 4 lumens when process is in control. Sample size is 6. What are the CL, UCL and LCL for the X-Bar and R charts?

**Economics**

The Federal Reserve board of governors has power to raise or lower short-term interest rates. Between 2005 and 2006, the fed aggressively increased the benchmark federal funds interest rate from 2.5 percent in February 2005 to 2.5 percent in June 2006. Assuming that other inte...

**Economics**

The Federal Reserve board of governors has power to raise or lower short-term interest rates. Between 2005 and 2006, the fed aggressively increased the benchmark federal funds interest rate from 2.5 percent in February 2005 to 2.5 percent in June 2006. Assuming that other inte...

**math **

i have no clue how to do this problem. any help would be appreciated!! : Three hundred people apply for three jobs. 90 of the applicants are women. (a) If three persons are selected at random, what is the probability that all are women? (Round the answer to six decimal places....

**psych**

when and why is correlational research method used in a study?

**MATH FOR LIBERAL ARTS**

Maria just inherited $10,000. Her bank has a savings account that pays 4.2% interest per year. Some of her friends recommended a new mutual fund, which has been in business for three years. During its first year, the fund went up in value by 12%; during the second year, it wen...

**MATH FOR LIBERAL ARTS**

Determine a casino's expected net income from a 24-hour period at a single roulette table if the casino's total overhead for the table is $50 per hour and if customers place a total of $7,000 on single-number bets, $4,000 on two-number bets, $4,000 on four-number bets,...

**Chemistry**

What volume of hydrogen would be produced by the reaction of 2.00g of Mg with an excess of hydrochloric acid at STP. Using this equation Mg+HCl

**math**

my favrit sujac is math

**ART**

I have a 14k thimble with a SC mark inside a rectangle and a anchor next to it. Does anybody knows about this markings? I'll appreciate if you give me some info. Thank you.

**Math**

A basketball player has a 40% shooting average from the free-throw line. If she takes two free throws, estimate the probability that she will make both of them. Use the following list of digits which was taken from a table of random numbers. Let the digits 0-3 represent a made...

**Math**

The inside of your refrigerator might be set to a temperature of about A) -2.9°C B) 29°C C) 2.9°C D) 43.5°C I think the answer is C because that would put the temp in the 30's.

**Algebra**

Determine the number of real-number solutions to the equation -2x2 - x - 5 = 0, given the graph of y = -2x2 - x - 5

**Algebra**

perpendicular

**Algebra**

Quadratic?

**Algebra**

State whether the equation represents a linear, quadratic, or exponential function. x^2 + 6 = -8 x

**chemistry**

Which of these pressures is the lowest? 1.1 atm, 16.7 psi, 740 mm Hg, 111 458 Pa

**finance**

Brown Enterprises’ bonds currently sell for $1,025. They have a 9-year maturity, an annual coupon of $80, and a par value of $1,000. What is their current yield?

**physics**

no this is a homework assignment from the textbook

**physics**

A 0.56-kg mass is suspended from a string, forming a pendulum. The period of this pendulum is 6.0 s when the amplitude is 1.5 cm. The mass of the pendulum is now reduced to 0.35 kg. What is the period of oscillation now, when the amplitude is 2.8 cm?

**college algebra**

let hx and h be real numbers. If f(x) =4x +3, which of the following is true and why: 1.f(x+h)=4x+3+h 2.f(x+h)=4x+4h+3 3.f(x+h)=4x+4h+6

**college algebra**

state the domain of f(x) = (x+3)/(x-1)