Thursday

September 29, 2016
Total # Posts: 1,537

**math**

water flows into a reservoir at 2000l/min. the depth of the reservoir is to be kept constant by installing some discharge pipes 1m below the surface of water in the reservoir and diameter of the pipes are 25mm. calculate the number of pipes needed. I tried using the Bernoulli ...

*September 27, 2016*

**check my work**

They are all right.

*September 22, 2016*

**MGT450**

How is strategic planning different from a strategic analysis? 1) requires a lot of research about the external environment 2) requires buy-in and commitment from the participants 3) ends with short-and long-term recommendations 4) is designed to choose the best strategy for ...

*September 18, 2016*

**Math**

Write each rational number in the form a/b, where a and b are integers. 1) -6 2) 0.97 3) 18 4) 3.3 5) -2 1/8

*September 7, 2016*

**Calculus**

State the domain and range of the function f(x) = 2sin(sqrt(3x-1)) + 3 Why is this so difficult?

*September 3, 2016*

**Calculus**

log base 4 of 8/log base 8 of 16 question is to simplify can you rewrite it this way? 4^x = 8 --------- 8^x = 16

*September 3, 2016*

**Calculus**

ok so ex^2 ----- = e x^2 Thank you

*September 3, 2016*

**Calculus**

e^(1+2lnx) ----------- x^2 simplify

*September 3, 2016*

**Calculus**

If g(X) = 2+ln(x-5), find the inverse function, (g^(-1))(x) Solution: y = 2+ ln(x-5) e^y = 2 + x - 5 x = e^y + 3 y = e^x + 3 g^(-1) = y = e^x + 3 Is that right? I'm following an example - but don't really get it - how do I determine the domain and range - I know they ...

*September 3, 2016*

**Calculus**

Find the zero(es) of f(x) = (e^(7-2x)) - 1

*September 3, 2016*

**math/Calculus**

If h(x) = csc(x), find the inverse h^(-1)(x). express answer in terms of sin^(-1), cos^(-1) or tan^(-1) Don't know where to start -

*September 3, 2016*

**Math**

State the domain and range of f(x) = 2sin(sort(3x-1)) + 3

*September 3, 2016*

**mathematical method**

Find the magnitude of (2-i)(1+3i)(3+4i)

*August 16, 2016*

**Math**

The submarine is cruising at a depth of 50 meters, then dives 75 meters, then ascends (moves in the direction of the surface )60 meters, and then dives 45 meters. what is the submarine's final depth

*August 5, 2016*

**MGT435**

1) Refuses to say "no"

*June 15, 2016*

**MGT435**

According to the drama triangle, one common characteristic of the rescuer role is_______? 1) refuses to say "no" 2) initiates the attack 3) aggressive behavior 4) nonassertive behavior

*June 15, 2016*

**Math-Calc**

Find an equation of the tangent line to the curve 2(x2+y2)2=25(x2−y2) (a lemniscate) at the point (3,1). Please help.

*May 26, 2016*

**English**

In "Tokyo", ryo and Tsuruishi most likely decide to stay overnight at the inn because

*May 16, 2016*

**Life orientation**

human rights violations

*May 13, 2016*

**economic**

the south african government provides a few things to south african citizens such as welfares,subsidies,free education.

*May 12, 2016*

**Social Studies**

how important is the cooperation to the success or failure of the canning cooperation

*May 11, 2016*

**math**

Julie is four times as old as her daughter.In four years time she will be three times as old. How old are they now

*May 11, 2016*

**math**

1. A sum of money is invested in a business. In each year this investment earns 1 times as much as in the preceding year. If the investment earned a total of $29,250 in four years, how much did it earn in the fourth year? • CORRECT: $12,150 How to get it is to find out ...

*May 5, 2016*

**Math **

Juan employs something called a mirror method. He places a mirror exactly 12 meters from the bottom of a maple tree and then walks backwards until he sees an image of the top of the tree . From the tree which is angle 1 and from him is angle 2 these angles are congruent. He is...

*May 2, 2016*

**chemistry**

the air in a 4.00L tank has pressure of 1.70atm what is the pressure in atmospheres 1L

*May 1, 2016*

**homework**

Use the shell method y=14x-x^2, x=0, y=49

*April 28, 2016*

**Math**

Use the shell method y=14x-x^2, x=0, y=49

*April 28, 2016*

**Math**

@Steve, my teacher says the answer is supposed to be 1436/15 but I have to figure out how I got it. Find the area of the regions that are enclosed by the curves.

*April 24, 2016*

**Math**

Find the area between the two curves y=x^4-10x^2+36 and y=3x^2

*April 24, 2016*

**chemistry**

What is the main factor driving the difference in the spontaneity of the three reactions Cl^2,Br^2, and l^2?

*April 20, 2016*

**chemistry**

what is the molarity of an unknown acid if 40.5 ml. of the acid can be titrated to an end point by 20.5 mL. of 0.2250 M NaOH

*April 11, 2016*

**Healthcare Statistic**

A coding supervisor must determine the number of full-time equivalents (FTEs) needed to code 500 discharges per week. If it takes an average of 20 minutes to code each record and each coder works 7.5 productive hours per day, how many FTEs will the coding supervisor need?

*April 10, 2016*

**Healthcare Statistics**

It takes approximately 15 minutes to code one record. How many personnel hour would be needed to code 1424 discharges for the month.

*April 9, 2016*

**Healthcare Statistic**

An employee currently earning $13.85 per hour has been awarded a 3.5 percent merit raise. what will the employee's hourly salary be with is increase.

*April 9, 2016*

**Statistics**

After one month of operation, the health information services at community Health Center determined that there were two records misfiled out of the 450 active records. What is the filing accuracy rate for this area.

*April 9, 2016*

**Statistics**

Calculate the number of new shelving units needed for a medical record filing system based on eight shelves per unit at 36 inches per shelf. The average record size equals 0.30 inches, and the center anticipates seeing 4,500 patients the first year.

*April 9, 2016*

**Statistics**

If your HIM department has 100,000 active medical records and you received 5,352 requests for records within a six-month period, what is the request rate for the past six months.

*April 9, 2016*

**Math**

The equation x^2+12x=73 has two solutions. The positive solution has the form (sqrta)-(b) for positive natural numbers a and b. What is a+b? Thanks

*April 7, 2016*

**Math**

What is the solution of −23 a + 4 > –8?

*March 7, 2016*

**chemistry**

how to find the mole ratio of salt to water of Mo(NO3)2.5H2O CaSO4.2H2O (CaSO4)2.H2O

*March 4, 2016*

**science**

nickel complexes(ethylenediamine) with graph of absorbance vs wavelength

*March 2, 2016*

**Algebra**

The difference of two numbers is 10. Twice the larger number minus the smaller number is 14. What are the numbers?

*February 28, 2016*

**chemistry**

calculate joules release when 175g of steam condenses at 100c and cool the liquid to 35.00c

*February 27, 2016*

**Macroeconomics**

Suppose that the government decides to subject producers of this item to a unit excise tax equal to $2 per unit sold. What is the new market price? What is the new equilibrium quantity?

*February 25, 2016*

**Math**

A piece of plywood, the surface of which measures 8/9 square yard, is cut into sections each containing 2/9 square yard. How many sections are there?

*February 21, 2016*

**Chemistry 101**

what is CAH2 + H20

*February 18, 2016*

**math **

Perimeter of 26.length is 6 feet. What is the width

*February 4, 2016*

**math**

What is 1/3 of 12

*February 2, 2016*

**Math**

What is the volume of a 2 ft wide 2 ft long and 4ft high box?

*January 20, 2016*

**Algebra 2**

Use synthetic division to divide p(x) = 3x3 − 10x2 − 31x − 12 by (3x + 5). Then check the solution.

*January 19, 2016*

**Language Arts**

Is it B

*January 14, 2016*

**Language Arts**

So answer is D?

*January 14, 2016*

**Language Arts**

Same

*January 14, 2016*

**Language Arts**

1. Which of the following sentences from the text contains an example of a metaphor? A. He looked like one of those ballerinas that dance just on the tips of their toes. B. Momma’s horrible snake-woman voice came out again and said “If you ever, ever...” C. ...

*January 14, 2016*

**vocabulary **

A sample sentence for example

*January 11, 2016*

**math **

1/4=?/8

*January 6, 2016*

**fraction **

Eight friends share two pizzas equally. How much if a pizza does each friend get?

*December 17, 2015*

**Phyical Science**

What technology is involved in gathering or using natural gas? How do we use natural gas to generate electricity?

*December 14, 2015*

**Phyical Science **

how do we use natural gas to generate electricity?

*December 14, 2015*

**math fraction **

Brian has 3 basketball cards and 5 baseball cards. What fraction of Brian's cards are baseball cards?

*December 14, 2015*

**math fractions**

Brian has 3basketball cards and 5 baseball cards. What fraction of Brian's cards are baseball cards?

*December 14, 2015*

**Chemistry**

A student titrates a 25.00 mL sample of HCl. If 20.50 mL of 0.175 M of KOH is required to reach the end point, what is the concentration of the HCl? 25.0 mL HCl x 1L/1000 mL x 0.175 M/1 L = 0.004375 mol HCl 0.004375 mol HCl/20.50 mL KOH x 1000 mL/1 L = 0.213 M HCl (I'm ...

*November 19, 2015*

**Maths**

A piece of ribbon is 50 cm long how many 10 1/2 cm length of ribbon can be cut from it? How much is left over?

*November 16, 2015*

**English**

1. Based on the reading selections in Unit 3 of Journeys in Literature, consider the varied purposes the authors had for writing. What do they reveal about diversity (variety) within the new nation? Note: Do not write about issues with diversity as we see them in the world ...

*November 11, 2015*

**Physics**

1. Name three different kinds of graphs that are often used to plot information and discuss the value of each. i have no idea what the heck this means

*October 29, 2015*

**Gym**

a baseball is a small ball that is hard like a softball and a kikball is the size of a soccerball

*October 29, 2015*

**English Language**

Find the complete subject and complete predicate in the following sentence: His choice included land in both Maryland and vVirginia.

*October 27, 2015*

**math**

1800

*October 25, 2015*

**math**

one-half of the students in a city school plan to enter liberal arts colleges and one-third of the students plan to go to junior college.The remaining 300 pupils expect to seek permanent employment after graduation.How many students are there in this school?

*October 25, 2015*

**physics**

An object is launched at a speed of 24.68 m/s from the top of a tall tower. The height y of the object as a function of the time t elapsed from launch is y(t) = –4.905 t2 + 18.01 t + 60.34, where y is in meters and t is in seconds. Determine: a) the height H of the tower;

*October 16, 2015*

**Literature**

What is the theme of "Greek Meets Greek

*October 5, 2015*

**chemistry**

how many rb atoms could be placed on a square surface that is 1.0cm on a side? The diameter of a rb atom is 4.95

*October 4, 2015*

**Algebra**

A man flies between two cities; on a windless day, he averages 120 mph round trip; on a windy day he averaged 140 mph with the wind; he averaged 100 mph against the wind; on the windy day, it took 15 extra minutes to make the round trip; what is the distance between the two ...

*October 4, 2015*

**chemistry**

The mass value for Br-79 is 78.918amu. Find the mass of Br-81

*October 1, 2015*

**GRE prep**

A sphere with diameter 1 unit is enclosed in a cube of side 1 unit each. Find the unoccupied volume remaining inside the cube.

*September 29, 2015*

**science**

A student adds 3 spoons of salt to 100 ml of water. The solution is clear with nothing on the bottom of the cup. One spoon of the salt has a mass of 5g. What is the mass of the solution? After the water evaporates what is the mass of the solid remaining in the cup?

*September 24, 2015*

**science**

a student adds 3 spoons of salt to 100 ml of water. the solution is clear, with nothing on the bottom of the cup. one spoon of the slat ha a mass of 5g. what is the mass of the solution? after the water evaporates, what is the mass of the solid remaining in the cup?

*September 24, 2015*

**Math**

Estimate. Then Find the sum. 740,758 -263,043 ----------

*September 17, 2015*

**accounting**

Event: One stockholder reported to the company that 330 shares of his East Hill stock had been sold and transferred to another stockholder for $3,700 cash. what effects does this event have on the balance sheet of a company? How do I input this in the balance sheet (asset= ...

*September 11, 2015*

**Computer Programming**

2. Chocolate Delights Candy Company manufactures several types of candy. Design a flowchart or pseudocode for a program that accepts a candy name (for example, "chocolate-covered blueberries"), price per pound, and number of pounds sold in the average month. Display ...

*September 7, 2015*

**Math **

The temperature was negative for Celsius at midnight by the next morning the temperature rose by 12 Celsius what would be the temperature for the morning

*September 4, 2015*

**Calculus**

A line rotates in a horizontal plane according to the equation Y = 2t^3- 6t, where Y is the angular position of the rotating line, in radians, and t is the time, in seconds. Determine the angular acceleration when t = 2 sec.

*August 22, 2015*

**Socials**

Yes, it's true that I don't know much about this topic. But that doesn't mean I can't learn about something new and more important. Thank you Reed!

*August 12, 2015*

**Socials**

I am coming up with a sample debate topic outline(not too elaborate) for class- and it must be on a current, global issue. I am thinking on addressing the currency fluctuations, but I don't really understand how any of it works, the current situation, or it's ...

*August 12, 2015*

**Statistics**

a seed company advertises that, if its seeds are properly planted, 95% of them will germinate. What is the probability that, when 20 seeds are properly planted, at least 15 will germinate - pM( 19/20)? pq(1/20)? 20c15 20c16 all the way up to 20C10? Don't know if I am ...

*July 21, 2015*

**chemistry**

The synthesis of a certain drug can be carried out with 91.7% yield. In one experiment 14.8 g of the drug was obtained. What was the theoretical yield for this experiment?

*July 9, 2015*

**Math statistics**

What is the answer?

*July 7, 2015*

**Math statistics**

A. 294912

*July 7, 2015*

**Algebra**

first five terms in the geometric sequence an =(2)^n-1 starting with n^1

*June 13, 2015*

**history**

Which of the following caused a rapid increase in the demand for coal and other fossil fuels in the late 1800s? HOME HEATING IN THE NORTH NEW SHIPS USING STEAM POWER COTTON PRODUCTION IN THE SOUTH MANUFACTURING IN THE NORTHEAST

*June 7, 2015*

**Math**

Use a permutation. 8! divided by (8-3)! = 336

*June 2, 2015*

**Straight-line**

A truck costs $35,000 with a residual value of $2,000. Its service life is five years. Using the declining-balance method at twice the straight-line rate, the book value at the end of 2 years is?

*June 1, 2015*

**Algebra II**

Can someone please help me with PEMDAS? 4² + [15 ÷ 9 - 3(2)] if you do parentheses first then 15 ÷ 9 doesn't make sense. So I did, 16 + 15 ÷ 3 = 21 Thank you!!

*May 31, 2015*

**Agricultural Science,Business Studies,History,Life Orientation.**

I agree with Sue - you need to decide what you want to do for a living? I know that Mississippi State College has an excellent Agriculture program.

*May 31, 2015*

**Algebra II**

Thank you for your help with this Damon.

*May 31, 2015*

**Algebra II**

Can you please let me know if I solved the following equation correctly? 1 + 5(n-8) = 2 - (n +5) 1 + 5n - 40 = 2 - n - 5 -39 + 5n = -3 - n 6n = 36 n = 6 Thank you very much!

*May 31, 2015*

**geometry**

(-1, -4)

*May 31, 2015*

**Algebra II**

Thank you for answering my question Sue.

*May 29, 2015*

**math**

volume of pyramid is 48 cu. ft. What is surface area if height is 4 ft and has a square base

*May 24, 2015*

**Debate/Economics**

How can the educational infrastructure of countries who are lacking or weak in educational imfrastructure be improved? Is funding an educational burden? Is a standards based education beneficial? I money the only issue? What other types of foreign aid can a country, like New ...

*May 22, 2015*