Wednesday

October 1, 2014

October 1, 2014

Total # Posts: 674

**statistics**

Are there situations in business where sampling would not be effective? --------------------------------------------------------------------------------
*March 17, 2010*

**metro**

Calculate the pH of the buffer solution that results when 10 mL of 0.10 M NaH2PO4 is added to 3 mL of 0.05 M NaOH.
*March 17, 2010*

**Calculus**

When f(x)= 2/x (4th power) - 7/x (2nd power) + 5 find the derivative
*March 12, 2010*

**math2**

Solve the problem. You traveled 189 miles on 7 gallons of gasoline. At this rate, how many gallons of gasoline would you need to travel 297 miles?
*March 11, 2010*

**Calculus**

If f(x)=3e^x+6x^e find f'(x).
*February 27, 2010*

**Physics**

"if u could do this physics problem thatd be super. A coach is hitting pop flies to the outfielders. If the baseball (m = 145 g) stays in contact with the bat for 0.04 s and leaves the bat with a speed of 50 m/s, what is the average force acting on the ball?"
*February 26, 2010*

**4tt grade math**

if 14 counters are half. then what is the one ------ counters? if 12 countes are two and fifth , then what is the one -------- counters. thanks!
*February 25, 2010*

**math**

Solve the inequality x2 + 7x + 12 < 0.
*February 8, 2010*

**earth science**

what glaciers no longer exist in alaska?
*February 5, 2010*

**3rd math**

write the fact family for 2,11,and 9 ______________? ______________? _______________? ________________? I don,t understand of rule -.25 in $1.25 out $1.oo in $0.30 out $0.05 in $___ ? out $0.75 in 2.40 out _____? please help me!!
*February 3, 2010*

**algebra**

Carlos Martin received a statement from his bank showing a balance of $56.75 as of March 15th. His checkbook shows a balance of $87.37 as of March 20. The bank returned all the cancelled checks but two. One check was for $5.00 and the other was for $13.25. How much did Carlos ...
*February 2, 2010*

**math**

how do you find the valule of the ratio 7X9 : 8X7?
*February 1, 2010*

**3rd**

P divid 5=12 ________=P? I'M NOT SURE ON THIS PROBLEM? THANKS!
*January 27, 2010*

**3rd math**

an average porcupine has about 30,000 quills. about how many quills would 4 have? number model_________? answer_______________? thanks!
*January 20, 2010*

**3rd grade math**

179,323,175 round to the nearest million sue can you please check my answer . this is my answer 280,000,000. hope i got it right.
*January 14, 2010*

**3 rd math**

no i'm not try to cheat. i just want to understand how do you round the #132 to the nearest million . if 2 in million place should i round up or keep it same value. i just want to able to understand . on my kids math practic only . it's not an actual homework .
*January 14, 2010*

**3re grade math **

i need help on this problem. 132,164,569 round to the nearest million? 179,323,175 round to the nearest million? thanks!
*January 14, 2010*

**3rd grade math**

seating capacity of 24,042 round this to the nearest 1,000.? detroit shock 22,076 round this to the nearest 1,ooo? thanks!!
*January 14, 2010*

**3rd math**

how do you estimate 962 ? next one is 132 ? i'm kind of confuse on these problem.
*January 4, 2010*

**3rd grade math**

i need help!! if the estimate is greater than or equal or 1,500, find the exact sum. if the estimate is less than 1,500, do not solve the problem. 867+734=1601 number model:_______________? thank you!
*January 4, 2010*

**Right triangle (tri)**

ladder 13 feet long . if she set the base of the ladder on the level ground 5 feet from the side of a houes, how many feet above the ground will the top of the ladder be when it rest against the house?
*December 17, 2009*

**Right triangle (tri)**

ladder 13 feet long . if she set the base of the ladder on the level ground 5 feet from the side of a houes, how many feet above the ground will the top of the ladder be when it rest against the house?
*December 17, 2009*

**martin Luther King High School**

ladder 13 feet long . if she set the base of the ladder on the level ground 5 feet from the side of a houes, how many feet above the ground will the top of the ladder be when it rest against the house?
*December 17, 2009*

**3GRADE**

i need help on this problem! the temperature on july 23rd was 15C warmer than it was on june 23rd in the city. if the temp was 29c on june 23rd, then what was the temp in that city on july 23rd?
*December 16, 2009*

**AP Government and Politics **

Hi, I have a debate in class about taxes. I have to prepare arguments why we do not need taxes, and create closing paragraph providing ideas why taxes are wrong, unfair, illegal, unconstitutional. Any ideas? thank you
*December 12, 2009*

**11th grade**

A sign is being held up by two walls which are 22ft apart. You want the sign, which has a mass of 200kg, to hang in the middle of the two walls. If you have 50ft of rope, which has a breaking point of 2200N, and you want the sign to hang in equilibrium, all the while pleasig ...
*December 3, 2009*

**geometry**

I need to rotate the line the given no. of degrees (a) about the x-intercept and (b) about the y-intercept need to write equation of each image. dont know how to start y = 2x- 3;90degree
*November 17, 2009*

**4 grade math**

the estimate the number of cans of soda thet drink each week? number of student just pretend this is a bar graph. 0,1,2,3,4,5,6,7. number of student.number of can of soda 2 students of zero and 3 can of soda for 3 students,2 soda of 4 students, 3 can soda 1 student and 5 can ...
*November 12, 2009*

**4grade math**

the temperature on july 23rd was 15'C warmer than it was on june 23rd in a city. if the temperature was 29'C on june 23rd, then what was the temperature in that city o july 23rd? number model_____________'C
*November 12, 2009*

**4 grade mat**

write the missing number to make number sentence true. ______=(25/5)+(8*4) next on i dont get it what is (20 DIVIDE 4) dIVIDE =5
*November 11, 2009*

**4 grade math**

i have a question on this problem? write true if is true, False if it is false? (6*5)/3 and 15>(7*6)*(10-9)
*November 11, 2009*

**physics**

1) Two boxes are placed are placed side by side on a frictionless surface so that they touch each other. Box A has a mass of 4 kg. Box B has a mass of 12 kg. A constant force of 24 N is applied to box A. What force does box A exert on box B?
*November 10, 2009*

**4 grade math**

i have a question on a math problem, please#1 explain why 7*8 is not a number sentence. Next question is write two true number sentence. thank you!
*November 9, 2009*

**Algebra**

Find the equation of the line perpendicular to the line passing through (2,4) and (3,7)
*November 9, 2009*

**Algebra**

Find the equation of the line passing through (-5, -4) and parallel to the line passing through (-3,2) and (6,8)
*November 9, 2009*

**Algebra**

The height of a rocket fired vertically into the air from the ground is given by the formula h(t) = -16t (2nd power) + 384t + 4, where t is measured in seconds. How long will it take to reach its maximum height and what is the maximum height reached by the rocket
*November 9, 2009*

**Calc**

that is what i am having trouble with =/ i got 96= 160t-16t^2 and i dont know how to factor. so i tried -16t^2+160t-96 and used the quadratic formula and i got two answer: .6 and 9.4...i do not know what i am doing wrong, but i really need help finding t when it's 96 feet...
*November 3, 2009*

**Calc**

*Revised* If a ball is thrown vertically upward with a velocity of 160 ft/s, then its height after t seconds is s = 160t - 16t^2. What is the velocity of the ball when it is 96 ft above the ground on its way up? (Consider up to be the positive direction. Round the answer to ...
*November 3, 2009*

**Calc**

If a ball is thrown vertically upward with a velocity of 160 ft/s, then its height after t seconds is s = 160t - 16t2. What is the velocity of the ball when it is 96 ft above the ground on its way up? (Consider up to be the positive direction. Round the answer to one decimal ...
*November 3, 2009*

**math**

Evaluate. Remember the order of operations. Give your answer as a fraction in simplest terms. (-15)(6-4 divided by 2) + (-3)3rd power __________________________________ 6 / (4-11) my answer was -87/-0.85714 which does not look right. Any help is appreciated
*October 30, 2009*

**Physics**

how did you translate 0.0019 radians/sec into minutes?
*October 26, 2009*

**math**

At what rate will $300 yield 67.50 interest in 4 years and 6 months?
*September 21, 2009*

**math**

$1000buys how many bushels at 1.331/2?
*September 20, 2009*

**math**

2,514 barrels at 5.831/3 is how much?
*September 20, 2009*

**math**

how do you find 2/3 of a penny? the problem is 276 yards at 162/3 cents?
*September 20, 2009*

**Statistics**

A tire manufacturer wishes to set a minimum mileage guarantee on a new set of tires. The mean is 67,900 with a standard deviation of 2,050. The manufacturer wants to set a minimum guaranteed mileage so that no more than 4% of the tires will have to be replaced. What should the...
*September 18, 2009*

**algebra**

A student threw a ball directly upward from the balcony of a building. The height of the ball as measured from the ground "t" seconds after it was thrown, is given by the expression h= -16t(2nd power) + 64t + 768 When does the ball reach the ground?
*September 14, 2009*

**Algebra**

Simplify the following [2x / (3x (2nd power) - 5x - 2] + [(x-1) / (x (2nd power) -x - 20)]
*September 14, 2009*

**Algebra**

Solve the following 2x (2nd power) + 5x - 12 = 0
*September 14, 2009*

**Alegebra**

Solve the following equation for x 2y = x / (y + x)
*September 14, 2009*

**Algebra**

Factor each of following expressions x (4th power) - x (3rd power) - 6x (2nd power (a-b)(2nd power) - (a 2nd power + b) 2nd power
*September 13, 2009*

**algebra**

Simplify the following expression 2(3 x - 2)(2nd Power) - 3x (x + 1) + 4
*September 13, 2009*

**Math**

Simplify the following expression 2(2x - 2)2 - 3x(x + 1) + 4
*September 13, 2009*

**geometry**

how do you find the cube root of a number?
*September 6, 2009*

**geometry**

What is the diameter of a wheel whose area is 264 square inches?
*September 6, 2009*

**5th grade math**

what is a letter in the alphabet with 3 acute angles and 2 obtuse angles? I think it is X.
*September 1, 2009*

**geometry**

A, B, C and D are collinear, points c x y z are collinear, AB = BC = CX YZ, AD = 54, XY = 22, and XZ = 33 i need help ho to figure this out
*August 30, 2009*

**geometry**

if ab=bc=cx=yz,ad=54,xy=22,and xz=33 how do i find the indicated lenght
*August 30, 2009*

**project management**

I to create a proposal for a customer
*August 5, 2009*

**math**

That would come under Owners Equity
*April 13, 2009*

**literature**

help with quiz 00779000 is the answer to question 3 a In "shall i compare Thee to a Summer's Day?
*April 9, 2009*

**math**

it says surface area and use 3.14 for pi
*March 17, 2009*

**math**

how do you find volume of a rectangle?
*March 17, 2009*

**eighth grade math**

omg thank you so muchhh!!!
*March 17, 2009*

**6th grade**

what are the best materials to use to build a coliseum for a school project?
*March 17, 2009*

**History**

In granting or gaining of civil rights to or by many groups in America, what were the 3 most important? Why were they the most important?
*February 19, 2009*

**spelling**

sprinkle
*February 19, 2009*

**intro tobusiness**

Thank you for your response.
*February 4, 2009*

**intro tobusiness**

competitive pricing increase market in low market areas target specific group better plan package than competition word of mouth from satisfied customer customer relations management advertising on the internet direct mail promotions
*February 4, 2009*

**intro tobusiness**

objective:increase market share by 5% in telecommunications industry. Identify at least 5 key activities management information system required to accomplish objection and list 3 Management information system resources that will that will be required to complete the identified...
*February 4, 2009*

**Finance**

You have a chance to buy an annuity that pays $1100 at the end of each year for 3 yeas. You could earn 3% on your money in other investments with equal risk. What is the most you should pay for the annuity?
*February 1, 2009*

**college**

What if your corp sales last year were $300000 and its net income after taxes was $22000 what was its profit margin on sales?
*February 1, 2009*

**Medical**

If HIPAA rules are stricter than state law, which standard should you follow and why? What if the state law was stricter?
*December 21, 2008*

**Accounting**

what are the outside factors upon which the conclusions drawn from financial statements and financial statement analysis are reliant? Please help!! I'm trying to finish a VERY long accounting paper and got stuck with this question, have no clue, someone please help!! Thanks
*December 7, 2008*

**Algebra**

3e+9/a what does this mean
*November 13, 2008*

**Health Research Project**

I put purging of arachaic or inccurate information into the google search box. Look for netsearch. Good luck
*November 12, 2008*

**math**

Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to adding polynomial expressions? How is it different?
*October 26, 2008*

**algebra**

Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to adding polynomial expressions? How is it different? Provide a radical expression for your classmates to simplify. Consider participating in the ...
*October 26, 2008*

**math**

which choices correctly represent numbers in base seven. (a)575 base seven (b) 656 base seven If one is incorrect write it so it is correct.
*October 20, 2008*

**Algebra**

Factor the polynomial completely. 18a^4b - 98b^3 i can usually factor good but the double variable is messing me up.
*October 13, 2008*

**Science**

How is density expressed
*October 5, 2008*

**algebra**

Oh sorry I will do that right now. Thank you.
*October 4, 2008*

**algebra**

How do you determine if a polynomial is the difference of two squares? This is the only information given. Sorry there isn't more, thank you for helping.
*October 4, 2008*

**algebra**

How do you determine if a polynomial is the difference of two squares?
*October 4, 2008*

**math**

i got 4.5. Did i do that right?
*September 11, 2008*

**Math**

I think i may have found out teh right answer but a little different then you did. Can you check this and tell me if im right pls? I got 3.2 hours as my answer. the way i did it was more of drawing it out then eqaution. when the 2nd train starts the 1st is already 64km away. ...
*September 11, 2008*

**calculus**

R^0.5-90=0
*September 7, 2008*

**math**

Well 1, how old are you?
*September 4, 2008*

**columbus**

Other things equal, a decrease in real interest will
*August 16, 2008*

**math**

temperature dropped from 4 degrees to -18 degrees, how many degrees did it drop
*August 4, 2008*

**com 150**

i need help in finding 3 credible sources for healthy eating
*June 29, 2008*

**contemporary math**

where can I learn the basics of contemporary math? I have a hard time figuring this stuff out
*June 23, 2008*

**mathmetics**

5x2+13x+6
*May 23, 2008*

**how to write a check**

One thousand four hundred sixty-four and 00/100 Or Fourteen hundred sixty-four and 00/100
*May 19, 2008*

**math**

.25($118,250.00) c) How much money will rent and utilities cost
*May 9, 2008*

**Literature**

suppose your've just read a romance novel that has stock character and a happily ever after ending .what kind of literature were you probably reading
*April 18, 2008*

**Literature**

because bernice change during the course of bernice bobs her hair', she's said to bea- character
*April 18, 2008*

**health homework**

what is the correct sequence of nerves you feel when someone tickling the back of the leg? sacral plexus,spinal cord, thalamus,brain stem, cerebrum. Is this right?
*April 10, 2008*

**medical coding**

Medication practices. Should written policies be developed for abbreviation usage? If yes, what should the policies contain? If no, explain.
*April 8, 2008*

**social studies**

In which decade did the numbers of catholic/jews first exceed the number of protestants?
*March 13, 2008*

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