Tuesday

January 24, 2017
Total # Posts: 78

**if the difference of two positive integer is 4,and**

12 and 8

*August 13, 2016*

**Principles of economics**

Differentiate between Public and Private goods. Make sure you state their characteristics and substantiate your answer with examples in each case.

*June 20, 2016*

**Physics**

1.) jet plane traveling 1800 km/h (500 m/s) pulls out of a dive by moving in an arc of radius 6.00 km. What is the plane's acceleration in g's? 6.) A child on a merry -go-round is moving with a speed of 1.35 m/s when 1.20 m from the center of the merry-go-round. a.) ...

*March 2, 2016*

**Maths**

If events A and B are such that they are independent and p (a) = 0.3 and p(b) = 0.5 Find p (a n b) and p (a u b)

*February 13, 2016*

**math 8th grade**

Help

*November 5, 2015*

**Statistics**

The melting point of gold is known to be approximately 1,060 degrees centigrade. This is, of course, an average figure, for unavoidable ‘experimental error’ causes more or less variation from this figure whenever the test is actually performed. The best measure of ...

*April 16, 2015*

**calculus**

The graph of a function f is shown. Use the differential equation and the given point to find an equation of the function. dy/dx=4x+(9x^2/(3x^3+1)^(3/2)) and the point (0,2) using the substitution method of integration.

*December 14, 2014*

**math**

Joan is 'y' years old. Her father is 4 times as old as she is and 28 years older than her brother. A-Find in terms of y, the age of Joan's brother. B- If 'y' =12, how old is her brother?

*November 20, 2014*

**maths**

4.6

*August 13, 2014*

**math**

what other shapes can form with 24 metres

*May 27, 2014*

**math**

How many rectangles can you make with 24 metres

*May 27, 2014*

**physics**

While taking a rest on a tree branch, a daring cowboy sees a wild horse running towards the tree he was on. he wants to land on the horses back when it passes under the tree. if the horse is running at a constant velocity of about 2 m/s and the vertical distance between the ...

*September 22, 2013*

**physics**

a contestant projects a coin with a speed of 7 m/s at an angleof 60 degrees to the horizontal. When the coin leaves his hand, the horizontal distance between the coin and the dish is 2.8m. The coin lands in the dish. calculate the horizontal component of the initial velocity ...

*September 2, 2013*

**math pre calc**

solve for X marticies 2 0 5 4 -1 3 =2 6 x -7

*April 25, 2013*

**math pre calc**

gaussian elimination x+Y+Z=-2 X-y+5z+22 5x+y+z=-22

*April 25, 2013*

**math pre calc**

at the pittsburch zoo, children ride a train for 25 cents, adults pay $1 and seniors pay .75. on a given day, 1400 passengers paid a total of $740 for the rides. there were 250 more children riders than adults and senior riders combined.find the nu,ber of each type of rider. ...

*April 25, 2013*

**math**

im in an online school :p

*October 9, 2012*

**math**

Funny that's a question on my last math test

*October 9, 2012*

**Chemistry**

(740-390)/760=.46Atm .46atm(3.0K)=n(.08206)(293.15k) 1.38=n(24.056) n=.054 mols CO2 mols CO2=mols MgO g/.054mol=40.31mm of MgO g=2.177g MgO 2.177gMgO/2.85g total samp =76.4percent

*September 30, 2012*

**Advanced Alegebra**

How do I solve the following problems? My homework was to correct a puiz that I failed, but I do not know how to solve these problems..please help! Solving systems of equations using elimination: 7.) 10x - 10y = 0 5x - 4y = 8 Answer (8,8) I got the right answer because this ...

*September 20, 2012*

**statisitcs**

suppose you got 75 items corrct on a 100-item, six alternative, multiple-choice exam what would your score be after we corrected for guessing?

*September 16, 2012*

**algebra 2**

how can you tell when y is a function of x on a graph

*May 17, 2012*

**algebra 2**

If f(x) = int(x), find the given functional value. 1. f(-9.1)

*May 17, 2012*

**ThermoChemistry**

c_hot = (4.184J/g*K)(18mL)(1g/mL) c_cold = (4.184J/g*K)(19mL)(1g/mL) Use: 0 = c_hot(T_f - T_initial,hot)+ c_cold(T_f - T_initial,cold) Solve for T_f and remember to convert temperature back to C from Kelvin and vice versa. Best of luck, ChemVantage Loather

*December 2, 2011*

**Physics**

Two objects are connected by a light string that passes over a frictionless pulley, and two objects are on either side of the string. There is a hanging object off the vertical side of the incline weighing 10.0 kg. The 3.50 kg object lies on a smooth incline of angle 37.0°...

*October 19, 2011*

**algebra**

how would I simplify 1089b^7t^5/891t^2b?

*August 22, 2011*

**psy**

Explain the biological, emotional, cognitive, and behavioral components of postpartum depression

*July 4, 2011*

**physics**

If the back of the truck is 1.5 {\rm m} above the ground and the ramp is inclined at 24{\rm ^{\circ}}, how much time do the workers have to get to the piano before it reaches the bottom of the ramp?

*June 23, 2011*

**MicroEconomic**

Strictly speaking, perfect competition has never existed and probably never will. Then why study it?

*April 6, 2011*

**Managerial Economics**

Strictly speaking, perfect competition has never existed and probably never will. Then why study it?

*March 24, 2011*

**Physics**

A car moves from a point located 26.0 m from the origin and at an angle of 35.0° from the x-axis to a point located 56.0 m from the origin and at an angle of 60.0° from the x-axis in 2.50 s. What is the magnitude of the average velocity of the car?

*December 13, 2010*

**3rd grade**

There are 32 more apples than oranges at a fruit stand. How many apples and oranges could there be?

*November 10, 2010*

**Physics Please Answer**

1. to make a secure fit, rivets that are larger than the rivet hole are often used and the rivet is cooled (usually in dry ice) before it is placed in the hole. a steel rivet 1.871 cm in diameter is to be placed in a hole 1.869 cm in diameter at 20 degree celcius. to what ...

*September 21, 2010*

**PHYSICS**

1. to make a secure fit, rivets that are larger than the rivet hole are often used and the rivet is cooled (usually in dry ice) before it is placed in the hole. a steel rivet 1.871 cm in diameter is to be placed in a hole 1.869 cm in diameter at 20 degree celcius. to what ...

*September 21, 2010*

**PHYSICSSS!**

A brass lid screws tightly onto a glass jar at 20 oC. To help open the jar, it can be placed into a bath of hot water. After this treatment, the temperature of the lid and the jar are both 60 oC. The inside diameter of the lid is 8.0 cm at 20 oC. Find the size of the gap (...

*September 21, 2010*

**MARKETING**

Your company’s sales are 50,000 units. The unit variable cost is $12. Your markup percent on sales is 40% and your fixed costs are $100,000. 1. What is your profit / loss?

*August 29, 2010*

**STATISTICS**

Can a ANOVA be compared to a blood test?

*August 28, 2010*

**English**

I was thinking B

*July 20, 2010*

**English**

Which passage is correctly punctuated? a)In the middle if the night. My cat leaped onto mt stomach. b)In the middle if the night, my cat leaped onto mt stomach. c)In the middle if the night; my cat leaped onto mt stomach. d) My cat leaped onto mt stomach. In the middle if the ...

*July 20, 2010*

**English**

So its B

*July 20, 2010*

**English**

Choose the sentence below that has no errors in pronoun case. a) Sharon and him dtive to Las Vegas at least once a year. b)For Nancy and he, the movie was a boring waste of time. c)Our neighbor made a casserole for Chad and me. d)Nick said that he would meet mt mother and I at...

*July 20, 2010*

**English**

Which of the following word groups is punctuated correctly? a)It rained every day of our vacation nevertheless, we had a wonderful time. b)It rained every day of our vacation, nevertheless, we had a wonderful time. c)It rained every day of our vacation, nevertheless; we had a ...

*July 20, 2010*

**Algebra**

Why are these algebraic expressions used and explain the logical error: Since a = b, then a2 = a * b Subtract b2 from both sides a2 – b2 = a * b – b2 Factor both sides: ( a + b )( a – b ) = b(a – b ) Divide both sides by ( a – b) ( a + b ) = b Since a...

*July 19, 2010*

**Algebra**

explain the logical error Square both sides to get a2 = b2

*July 19, 2010*

**Algebra**

Find logical error a2 = b * b

*July 19, 2010*

**algebra**

8a^2 + 40ab+ 50b^2 = 2(4a^2 +20ab +25b^2) = 2(2a + 5b)^2 How is this a perfect square?

*July 13, 2010*

**Algebra**

Are these complete? m^2 + 4mn +4n^2 = (m + 2n)(m+2n) 3x^3y^2 – 3x^2y^2 + 3xy^2 = 3xy(x^2y – xy + y) Thank you

*July 13, 2010*

**Algebra**

3m^3 + 27m = 3m(m^2 + 9) = 3m(m + 3)(m – 3) I miss something? is this complete?

*July 13, 2010*

**Algebra**

Factor polynomial completely 8a^2 + 40ab+ 50b^2 =

*July 13, 2010*

**Algebra**

Factor polynomial completely 8a^2 + 40ab+ 50b^2 =

*July 13, 2010*

**Algebra**

3m^3 + 27m = 3m(m^2 + 9) = 3m(m + 3)(m – 3) its is not done? is this a cubeproblem?

*July 13, 2010*

**Algebra**

3m^3 + 27m = 3m(m^2 + 9) = 3m(m + 3)(m – 3)

*July 13, 2010*

**Algebra**

8a^2 + 40ab+ 50b^2 =

*July 13, 2010*

**algebra**

a^2 + 2a -24

*July 13, 2010*

**Algebra**

Factor polynomial completely ax - 2a - 5x +10

*July 13, 2010*

**Algebra**

Solve equation 2x^2 + 5x –12 = 0

*July 13, 2010*

**algebra**

w^3 + 5w^2 - w = 5

*July 13, 2010*

**algebra**

Solve the equation (x-3)^2+(x+2)^2=17

*July 11, 2010*

**algebra**

Solve the equation (x-3)^2+(x+2)^=17

*July 11, 2010*

**algebra**

2x^2+5x-12=0

*July 11, 2010*

**Algebra**

The perimeter of this rectangular portion needs to be 14 yards and the diagonal is 5 yards. Can you help Mike determine the length and width of this new portion? Mike requested that you show him how you arrive at the answers.

*July 11, 2010*

**Algerbra**

JT has $16000 saved. In 2years time his investment grew to $250 00. Can you find the annual interest rate of his return by solving the following equation for him: 16000(1 + x)2 = 25000

*July 11, 2010*

**math**

a road crew has 3/4 ton of stone to divide evenly among four sidewalks. How much stone does the crew use for each sidewalk?

*February 2, 2010*

**7th grade**

I have to write two paragraphs discussing the problem of winning support from other nations for the Patriot cause during the Revolutionary War. I don't know what the problem was. The French Spanish & Germans were eager to fight against the Engilish.

*November 25, 2009*

**math**

1560

*September 17, 2009*

**Math**

I would just like to know how each student can get their grades to 3.8 by the time each reaches 90 credits. Thanks--

*June 1, 2009*

**Math**

YA, I am going to say they all want to raise their grade to 3.8 Is there some kind og matrix solutions that these numbers can be pluged into to get an answer?

*June 1, 2009*

**Math**

Students at ACC must earn 90 credits to obtain an Associate’s degree. Three students find that they all have a GPA of 3.3 even though they do not have the same number of credits. The students hope to increase their GPAs to a 3.8 by the time they have earned 90 credits. ...

*June 1, 2009*

**algebra**

Can you help me to find the product of -4x^2 and x^3 + 2x^2 - 5x + 3... and the solution to the equation of x^2 + 30x = 1000...I came up with -20 and 50 but I think it is wrong also can you help me to do the factorization of 6x^2 - 2x -20....Thank You please help with solutions

*May 26, 2009*

**8th grade**

can u help me to find the product of -4x^2 and x^3 + 2x^2 - 5x + 3 and the solution to the equation of x^2 + 30x = 1000...I came up with -20 and 50 but i don't think it is right..can u help also can you help me to do the factorization of 6x^2 - 2x - 20.....Help please help

*May 26, 2009*

**CHemistry**

Thats cause you found POH, subtract that from 14

*February 18, 2009*

**Science**

How does the use of antibiotics result in the evolution of resistant stains of bacteria.

*February 4, 2009*

**statistics...Please help**

A sample of 12 measurements has a mean of 24 and a standard deviation of 4.5. Suppose that the sample is enlarged to 14 measurements, by including two additional measurements having a common value of 24 each. Find the standard deviation of the sample of 14 measurements.

*January 24, 2009*

**physics!**

het is me

*December 9, 2008*

**physics**

Actually, just noticed that was for in -x direction, so change sign on acceleration 35*sin(11)+(35)(-1)=Fx 35*sin(11)+(35)(-2)=Fx

*February 8, 2007*

**physics**

this is kinda late answer, but still... 35*sin(11)-Fx=0 This works for a = 0 35*sin(11)+ma-Fx=0 More complete answer... (a!=0) So, for increasing rate of a = 1m/s^2 This is going in negative direction, so 35*sin(11)+(35)(1)=Fx And for a = 22/s^2 35*sin(11)+(35)(2)=Fx Crunch in...

*February 8, 2007*

**Type Sketch - Cynic**

"There are people in the world who see things as they are and deal with them accordingly. These people are called cynics by those who do not possess the same capacity." - George Bernard Shaw

*July 14, 2006*

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