Wednesday

October 1, 2014

October 1, 2014

Total # Posts: 71,480

**Math**

The coach of a baseball team separates the players into groups for drills. Each group has the same number of players. Is the total number of players on baseball team prime or composite? Explain.
*September 29, 2014*

**algebra2**

graph each system of equations and describe it as consistent and independent, consistent and depedneent, or inconsistent 40. x-6y=12 3x+18y=14 41. -5x-6y=13 12y+10x=-26 42. 8y-3x=15 -16y+6x=-30
*September 29, 2014*

**algebra 2**

graph each system of equations and describe it as consistent and independent, consistent and depedneent, or inconsistent 37. y=3x-4 y=6x-8 38. y=2x-1 y=2x+6 39. 2x+5y=10 -4x-10y=20
*September 29, 2014*

**algebra 2**

graph each system of equations and describe it as consistent and independent, consistent and dependent, or inconsistent 10. y+4x=12 3y=8-12x 11. -2x-3y=9 4x+6y=-18 12. 9x-2y=11 5x+4y=13
*September 29, 2014*

**Pre-Calculus/Trigonometry**

oh okay thanks!
*September 29, 2014*

**Pre-Calculus/Trigonometry**

give an example of an arithmetic sequence also give an example of a system of equations with no solutions
*September 29, 2014*

**geometry**

Maurice drew an angle larger than a right triangle. Then he made it into a triangle by drawing a third side. What kind of Triangle did maurice draw?
*September 29, 2014*

**Pre-Calculus/Trignometry**

am i right? for f(x)=2x+1 and g(x)=x^2-7 find (fog)(x. 2x^2-13 <--
*September 29, 2014*

**Pre-Calculus/Trignometry**

Give an example of a function whose domain is [2,infinity).
*September 29, 2014*

**Pre-Calc**

help please For f(x)=3x+1 and g(x)=x^2-6 find (f-g)(x) A. x^2-3x-7 B. 7+3x-x^2 C. 3x^2-17 D. -x^2+3x-5
*September 29, 2014*

**Math help algebra**

x--15,60
*September 29, 2014*

**engineering science**

Two objects, with masses 10kg and 6kg respectively, move in the same direction in the same straight line at velocities 8m/s and 4m/s repectively, when they collide. The objects remain in contact with each other after collision. Calculate the common velocity and the direction ...
*September 29, 2014*

**Quadratic Functions**

What does it mean to solve a quadratic function by graphing?
*September 29, 2014*

**Social Studies Help**

1.) how were the farms of new England colonies similar to the farms of the up country? a.)They grew rice **** b.)they were plantations c.)they had short growing seasons d.)they were small substance farms 2.)rice grew successfully in south Carolina because slaves ______? a.)...
*September 29, 2014*

**chemistry**

Identify each of the ff reactions and say wha type of diving force for this.(a) chlorine+sodium iodin=2sodium chloride+iodin
*September 29, 2014*

**Zoology**

Why are living organism classified?
*September 29, 2014*

**English**

I don't have a thesis since it is a personal narrative.
*September 29, 2014*

**English**

What can be written at the conclusion of a personal narrative?
*September 29, 2014*

**Calculus**

r=log(cos^2(4theta)) what is the derivative of this?
*September 29, 2014*

**math**

How do you write 72.053 in word form
*September 29, 2014*

**physics**

1) The angle of elevation to the bottom of a transmission tower on a hill from an observer standing 1.8 km away from the base of the hill is 5 degrees. The angle of elevation to the top of the tower from the tower is 6.8 degrees. If the distance from the observer to the base ...
*September 29, 2014*

**discrete distribution**

Find the mean and the standard deviation of the number of hours parked. (Round your intermediate values and final answers to 3 decimal places.)
*September 28, 2014*

**MATH**

Write the equation of a horizontal line that passes through (3, 8). Describe the slope.
*September 28, 2014*

**statistics**

2
*September 28, 2014*

**Earth science**

A sphere was dropped into water in a graduated cylinder as shown in the following diagram.The water level rose th the new level shown .What is the volume of the sphere
*September 28, 2014*

**science**

Which of the follow comparisons would be an inaccurate analogy between prokaryotic cells and eukaryotic cells? A - A eukaryotic cell is like a college campus was a prokaryotic cell is like a one-room schoolhouse B - A eukaryotic cell is like a flip phone while a prokaryotic ...
*September 28, 2014*

**Pre-Calc**

oh yay, finally got this! no help needed
*September 28, 2014*

**Pre-Calc**

Please help stuck on this one question Find (fog)(2) and (f+g)(2) when f(x)= 1/x and g(x)=4x+9
*September 28, 2014*

**Calculus**

What is the derivative of y=2^x?
*September 28, 2014*

**Heath help Plz--5 questions**

1. A percentile rank represents the percentage of people who scored at or below the test score. True** False 2. People who have high resting heart rates usually have high levels of cardiovascular fitness. True ** False 3. Resting heart rate is usually measured when you awake, ...
*September 28, 2014*

**Math**

Julia saw 5 times as many cars as trucks in parking. If she saw 30 total how many were trucks?
*September 28, 2014*

**Mechanisms and Machines**

How many inversions does a six-bar linkage have?
*September 28, 2014*

**Chem**

Oh my gosh I apologize my brother wrote that for me I told him that I already did it but he posted it for me trying to help thank you
*September 28, 2014*

**English**

Is this sentence okay? I looked rightward.
*September 28, 2014*

**chemistry**

What is the molar concentration of all ions present in a solution prepared by mixing the following? Assume that volumes of the solutions are additive, and neglect H+ and OH- from water. 60.0 mL of 0.25 M KCl and 80.0 mL of 0.85 M NaOH.
*September 28, 2014*

**English**

I'm sorry but after asking for help and looking up several websites on how to write a really good thesis statement, I don't think I can make one. So I am asking can you please help me by writing it. I tried but I came up with three terrible ones. In “When ...
*September 28, 2014*

**Pre-Calc/Trig**

found this one, no help needed
*September 28, 2014*

**Pre-Calc/Trig**

Helpp please State the domain and range of each of the following functions: 1. f(x)=1/(x+3) 2. g(x)=√x+6 3. h(x)=x^3+2x+5
*September 28, 2014*

**stat**

Drawing a spade form a regular deck of playing cards and then drawing another spade from the same deck without replacing the first card is this a independent event?
*September 28, 2014*

**computer**

you need to access the registry on your windows 7 computer.how do you do this ?
*September 28, 2014*

**English**

What does in relation to something mean? Can you give me an example?
*September 28, 2014*

**Pre-Calc/Trig**

Help Please Find (fog)(2) and (f+g)(2) when f(x)= 1/x and g(x)=4x+9
*September 28, 2014*

**college**

The density of an alloy is 5000 kg/m3. What is the density in g/cm3?
*September 28, 2014*

**english**

Critical Reading Identify the letter of the choice that best completes the statement or answers the question.The excerpt from Midsummer, XXIII, primarily concerns
*September 28, 2014*

**High school algebra**

A scouting report states that Ben throws a ball 88 mph. Determine how fast Ben throws in feet per second
*September 28, 2014*

**statistics**

the manager of a football team works for 310 days per year. of this he spends 42 days looking at new player he might buy. what percentage of his working days is this?
*September 28, 2014*

**IT**

Make a C program that accepts an integer value at the main method from the keyboard and in turn passes the value to a function that squares the number( multiplies is by itself) and to another function that cubes the number ( multiplies by itself twice). The main method ...
*September 28, 2014*

**Physics**

A stone is thrown vertically upward from the top of the tower with a velocity of 15m / s. Two seconds later a second stone is dropped from the top of the tower.if both the stone strike the ground simultaneously find the height of the tower
*September 28, 2014*

**English grammar**

ii) go iii) is expected is these correct.
*September 28, 2014*

**Health Help?**

1. A percentile rank represents the percentage of people who scored at or below the test score. True False 2. People who have high resting heart rates usually have high levels of cardiovascular fitness. True False 3. Resting heart rate is usually measured when you awake, ...
*September 27, 2014*

**physics**

A small toy airplane is flying in the xy-plane parallel to the ground. In the time interval t=0 to t=10.0 s, its velocity as a function of time is given by υ⃗ =(1.50m/s2)ti^+[13.0m/s−(2.00m/s2)t]j^.
*September 27, 2014*

**physics**

A small toy airplane is flying in the xy-plane parallel to the ground. In the time interval t=0 to t=10.0 s, its velocity as a function of time is given by
*September 27, 2014*

**Pre-Calc**

Thank you guys so much.
*September 27, 2014*

**Pre-Calc**

Help please Find f(2) and f(a+h) when f(x)=3x^2+2x+4
*September 27, 2014*

**physics**

A satellite is in a circular orbit around an unknown planet. The satellite has a speed of 1.75 104 m/s, and the radius of the orbit is 5.15 106 m. A second satellite also has a circular orbit around this same planet. The orbit of this second satellite has a radius of 8.75 106 ...
*September 27, 2014*

**Math plz help.**

I'm sorry. 1. should be E. 2. D 3. C 4.? 5.?
*September 27, 2014*

**Math plz help.**

1. a or e? 2. D
*September 27, 2014*

**Math plz help.**

Write the letter of the property shown in each example. a. Commutative Property of Multiplication b. Identity Property of Multiplication c. Associative Property of Addition d. Identity Property of Addition e. Associative Property of Multiplication f. Commutative Property of ...
*September 27, 2014*

**Pre-Calc**

ahh thank you and sorry for the overkill
*September 27, 2014*

**Pre-Calc**

thanks so much! do you know how i could check the solution by writing the system as a matrix equation and using the inverse matrix?
*September 27, 2014*

**Pre-Calc**

Solve the system of equations using either the substitution method or the multiplication/addition method answer: 3x+2y=14 2x-4y=4
*September 27, 2014*

**ap physics**

2.7s , how far do you travel during this inattentive period?
*September 27, 2014*

**Statistics**

X is a normally distributed random variable X with mean 15 and standard deviation 0.25. Find the values xL and xR of X that are symmetrically located with respect to the mean of X and satisfy P(xL < X < xR) = 0.80. (Hint. First solve the corresponding problem for Z.)
*September 27, 2014*

**Simplify Practice.**

Well..these are the only two questions I'm stuck on.
*September 27, 2014*

**Simplify Practice.**

Write the difference 30 – (–12) as a sum, then simplify. Evaluate the following expression. Show all steps. 18 + 6m for m = 2
*September 27, 2014*

**Math problems.**

Use the order of operations to simplify the expressions in the next two questions. 15 – 6 • 9 ÷ 2 + 10 16. 4 • (6 + 3) + 5
*September 27, 2014*

**Math. I have a question.**

Ohhh...
*September 27, 2014*

**Math. I have a question.**

Tom wants to build a pen in his yard for his dog. He buys 800 ft of fencing. He concludes that he can only build a rectangle with sides of 300 ft and 100 ft.
*September 27, 2014*

**history**

In the Seven Years’ War, Spain fought on the side of France right? Native Americans were unable to resist successive waves of European immigrants at least partially because they were divided among themselves. this is true right?
*September 27, 2014*

**physics**

A block of mass m = 3.60 kg is pushed a distance d = 2.60 m along a frictionless, horizontal table by a constant applied force of magnitude F = 11.0 N directed at an angle è = 28.0° below the horizontal as shown in the figure below.
*September 27, 2014*

**chemistry**

The half-life of oxygen-15 is 124 s. If a sample of oxygen-15 has an activity of 4800 Bq, how many minutes will elapse before it has an activity of 600 Bq?
*September 27, 2014*

**math**

are the length of a side of a square and the area of the square related proportionally?
*September 27, 2014*

**math**

between which two square roots of integers can you find pi?
*September 27, 2014*

**Math**

explain why the expression (x^2+6) / (x^2+3) which seemingly can be simplified, actually cannot be simplified.
*September 27, 2014*

**Math**

Explain why the expression (x^2￼+ 6) ------- (x^3+3) , which seemingly can be simplified, actually cannot be simplified.
*September 27, 2014*

**algebra 2**

Solve each system of equation by grpahing? 3. y=-3x+6 2y=10x-36 4. y=-x-9 3y=5x+5
*September 27, 2014*

**math**

what is the prime factorization of 140
*September 27, 2014*

**Math one question?**

A scuba diver descends 350 ft and then another 225 ft. Express the diver’s final depth as an integer. –525 ft –575 ft 525 ft 575 ft
*September 27, 2014*

**Health**

What are example of a psychosomatic response, when talking about stress?
*September 27, 2014*

**Health**

Attributes about a person.
*September 27, 2014*

**Health**

What are positive attributes?
*September 27, 2014*

**Math--1 question**

Which word phrase could represent the variable expression 3d + 5? Let d = Beth's age. five more than Beth’s age times three three times Beth’s age minus five five times Beth’s age plus three three minus Beth’s age times five
*September 26, 2014*

**Anthropology **

Why is the term, "evolution" applied to Charles Darwin even today? and Why and how does it apply to a cultural anthropology? -Thank you
*September 26, 2014*

**biology**

Thank you!
*September 26, 2014*

**biology**

Why is the term, "evolution" applied to Charles Darwin even today? and Why and how does it apply to a cultural anthropology? -Thank you
*September 26, 2014*

**Math--1question**

write an integer to represent a loss of 5 yards in football. –7 –5 5 7
*September 26, 2014*

**workshop**

How will you apply these concepts in your educational, personal, or professional pursuits?
*September 26, 2014*

**art**

picture is called, A Stage Set with a Statue and Palace by Unknown artist Courtesy of the National Gallery of Art, Washington Question: Because of the use of value change in this image, the artist A. was able to make the image have no contrast. B. was able to emphasize only ...
*September 26, 2014*

**Calculus**

2. The slope of the tangent line to the graph of the exponential function y=2^x at the point (0,1) is the limit of (2^x-1)/x as x approaches 0. Estimate the slope to three decimal places. My work: (-1,0.5) (-0.5,0.586) (-0.9,0.516) (-0.999,0.5) (0,empty) (0.0001, 0.693) (0.001...
*September 26, 2014*

**sandycreek**

a student found that the weight of the naphthalene collected was less than the weight determined by difference. what would account for the smaller amount of naphthalene collected?
*September 26, 2014*

**History**

Where was Christianity founded? In present-day Palestine?
*September 26, 2014*

**Math.**

write an integer to represent a loss of 5 yards in football. –7 –5 5 7 Write the sum as a product, then simplify the product. (–8) + (–8) + (–8) + (–8) 2(–8) + 2(–8) = –30 4(–8) = –32 4(–8) = 32 5(–8) = –40 ...
*September 26, 2014*

**Accounting**

Anheuser-Busch InBev Companies, Inc reported the following operating information for a recent year. In addition assume that Anheuser-Busch InBev sold 200 million barrels of beer during the year. Assume that variable costs were 75% of the cost of goods sold and 40% of selling, ...
*September 26, 2014*

**Calculus**

1. Evaluate the function at the given numbers (correct to six decimals places). Use the results to guess the value of the limit,or explain why it does not exist. F(t)=( t^(1/3) - 1)/(t^(1/2) - 1) ; t= 1.5,1.2,1.1,1.01,1.001; The limit of F(t) as t approaches 1. My work: t=1....
*September 26, 2014*

**law**

Eagle Sales Company owns a warehouse, subject to a mortgage obtained from First National Bank. Separately, Eagle and First National obtain insurance policies from Good Hands Insurance, Inc., to cover the warehouse. Later, Eagle sells the property to Interstate Distribution ...
*September 26, 2014*

**Pre-Calculus**

Help please If f(x)=8x and g(x)=2x+1 find (fog)(x) 16x^2+8x 16x+1 16x+8 10x+1
*September 26, 2014*

**English B**

This question would need to go with a reading selection, please read over what they gave you and see if you can find the answer on your own. (It should be easy if you read the selection)
*September 26, 2014*

**Science**

Choose the explanation that does the following: (1) identifies the element used in carbon dating and (2) explains why the element is used. A. iodine-131; iodine is present in the thyroid glands, is radioactive, and has a very long half-life B. nitrogen-14; radioactive carbon ...
*September 26, 2014*

**math**

Indicate whether the following statement is True or False The number -3 is an integer and a rational number. True False Is the answer True?
*September 26, 2014*

**math**

Thank you
*September 26, 2014*

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