Friday

January 30, 2015

January 30, 2015

Total # Posts: 76,912

**math**

It's B
*January 11, 2015*

**Patton Fuller**

Identify GAAP applied to the health care industry.
*January 11, 2015*

**Algebra 2**

Find the equation of the line that is perpendicular to y=5 and passes through the point (2,3).
*January 11, 2015*

**Legal research**

Which of the following legal publications is NOT typically updated with pocket parts? A) Legal encyclopedias B) Legal dictionaries C) Digests D) Treatises I believe it's D. But then again I thought it maybe C.
*January 11, 2015*

**Legal research**

The most familiar method of locating law review and legal periodicals is the __________ to Legal Periodicals and Books. A. Collection B. Compilation C. Index D. Digest Digest?
*January 11, 2015*

**chemistry**

if the average concentration of PCBs in the body tissue of a human is 4.0 ppm, what mass of the PCB is present in a 64 kg person? is this a significant amount in regards to the health of the person? What is the concentration of a solution of sodium nitrate that contains 35.0 g...
*January 11, 2015*

**chemistry**

if the average concentration of PCBs in the body tissue of a human is 4.0 ppm, what mass of the PCB is present in a 64 kg person? is this a significant amount in regards to the health of the person? What is the concentration of a solution of sodium nitrate that contains 35.0 g...
*January 11, 2015*

**Legal research**

The LexisNexis case abbreviation is: A. LN. B. LX. C. LE. D. LEX. is it A?
*January 11, 2015*

**Writing/English**

What are some tips on writing in an embarrassed tone?
*January 11, 2015*

**Chemistry**

How many mL of 0.5 M HCl(aq) are needed to neutralize a 288 mL solution of 0.25 M NaOH?
*January 11, 2015*

**Calculus**

Use the graph of f(x)=x^2/(x^2-4) to determine on which of the following intervals Rolle’s Theorem applies. A. [0, 3] B. [-3, 3] C. [-3/2, 3/2] D. [-2, 2] E. none of these I know what the Rolle's Theorem is but I'm unsure on how you know if the function is ...
*January 11, 2015*

**Calculus**

Let f(x) be a polynomial function such that f(4)=-1, f’(4)=2 and f”(4)=0. If x<4, then f”(x)<0 and if x>4, then f”(x)>0. The point (-4, -1) is which of the following for the graph of f? A. relative maximum B. relative minimum C. critical value D...
*January 11, 2015*

**Spanish**

Explain El Zócalo and its importance.
*January 11, 2015*

**Calculus**

Let f(x) be a polynomial function such that f(-2)=5, f’(-2)=0 and f”(-2)=3. The point (-2, 5) is which of the following for the graph of f? A. relative maximum B. relative minimum C. intercept D. inflection point E. none of these
*January 11, 2015*

**Calculus**

How do I solve it analytically? I'm still confused.
*January 11, 2015*

**Calculus**

Which statement is NOT true of the graph f(x)=(x+1)(x-3)^2? A. f has a relative maximum at (⅓, 256/27) B. f has a point of inflection at (3, 0) C. f has an intercept at (3, 0) D. f has a relative minimum at (3, 0) E. none of these For f'(x) I got 3x^2-10x+3 For f&...
*January 11, 2015*

**Calculus**

Consider f(x)=x^2/(x^2+a), a>0. Determine the effect on the graph of f if a is varied. A. Each y value is multiplied by a B. As a increases, the vertical tangent lines move further from the origin C. The graph of the curve is shifted sqrt(a) units to the left. D. As a ...
*January 11, 2015*

**Calculus**

I think I got it. Is it B?
*January 11, 2015*

**Calculus**

Given f(x) = -1/x, find all c in the interval [-3, -½] that satisfies the Mean Value Theorem. A. c= -sqrt(3/2) B. c= +or- sqrt(3/2) C. The Mean Value Theorem doesn’t apply because f is not continuous at x=0 D. The Mean Value Theorem doesn’t apply because f(-&...
*January 11, 2015*

**Caluclus**

Find the absolute maximum and absolute minimum of f on the interval (-1,2]: f(x)=(-x^3+x^2+3x+1)/(x+1) A. Maximum: (1, -2); Minimum: (-1, 2) B. Maximum: (1, -2); Minimum: None C. Maximum: None; Minimum: None D. Maximum: None; Minimum: (-1, 2) E. None of these I got to my ...
*January 11, 2015*

**Calculus**

A particle is moving along the x-axis according to the position function s(t)=3t^2-t^3. What is its maximum velocity? A. 1 B. 2 C. 3 D. 4 E. none of these I thought velocity was the derivative but I'm not sure with this problem.
*January 11, 2015*

**Phycis**

Two kids of mass 10 kg and 15 kg are trying to balance a see saw of total length 6 metres with fulcrum at the centre if one of the kid is sitting aat on end the distance of other from the centre in metres is
*January 11, 2015*

**Calculus**

Find all points of extrema on the interval [0, 2pi] if y=x+sinx (-1.-1+(3pi/2)) (pi, pi) (-1,0) ((3pi/2), 0) none of these I got pi as my critical number but I'm confused with the intervals.
*January 11, 2015*

**Calculus**

Find dy/dx for 5x^2-2xy+7y^2=0 I'm getting confused with signs.
*January 11, 2015*

**Maths **

If you roll a dice 18 times how many 4's would you be expected to get?
*January 10, 2015*

**language arts**

The correct answer for the question is B & D.
*January 10, 2015*

**Biology**

How do rocks store oxygen, and how did they come to store them?
*January 10, 2015*

**ratio **

Jake sold 36 tickets to the school fair, and Jeanne sold 15 tickets. What is the ratio, in simplest form, of the number of tickets Jeanne sold to the number of tickets Jake sold ?
*January 10, 2015*

**ratios**

Write three ratios equal to 7/2
*January 10, 2015*

**ratio **

Write a ratio for the situation in three ways comparing the first quantity to the second quantity A zoo has 14 monkeys and 18 chimpanzees
*January 10, 2015*

**maths**

24 out of 60 pupils lik red. What angel would be used for red on a pie chart?
*January 10, 2015*

**maths**

Work out: 2^3 + root 49
*January 10, 2015*

**Physics**

A bath toy is floating stationary in water such that half of the toy is above water and half of the toy is below the water. A kid pulls the toy 3.9 cm down into the water and then lets go. The toy then proceeds to bob up and down. It bobs up and down 26 times in a minute. NOTE...
*January 10, 2015*

**Chemistry.**

you want a mole ratio. Take the smallest number, .0045, divide it into each of the other moles... O 1 C 2 H 4 C2H4O is the empirical formula, and I would even on this guess structure as CH3OH
*January 10, 2015*

**chemistry**

this is what I have is it good: this is the question: Explain how one of the major concepts learned in CHM 111 applies to everyday life. One major concept that was learned in CHM 111 that applies to everyday life is stoichiometry. Stoichiometry is founded on the law of ...
*January 10, 2015*

**chemistry**

stoichiometry how does it relate to real life?
*January 10, 2015*

**Physics and Maths**

A sphere of uniform density d1 has a radius R. It also consists of a hollow sphere of radius r. the sphere floats slightly on water of density d2. Find r.
*January 10, 2015*

**math **

What measures the spread of data?
*January 10, 2015*

**Maths **

A is due East of B. What is the bearing of B from A?
*January 10, 2015*

**Maths **

The probability of getting heads on a biased coin is 0.6. what is the probability of getting tails on this coin?
*January 10, 2015*

**statistic and probability**

There are two independent multiple-choice quizzes where quiz 1 has eight questions and quiz 2 has 15 questions. Each question in the first quiz has four choices and each question in the second quiz has five choices. Suppose a student answers the questions in the quizzes by ...
*January 10, 2015*

**statistik and probability**

Two samples of sizes 8 and 10 are drawn from two normally distributed populations having variances 21.8 and 36, respectively. Find the probability that the variance of the first sample is more than twice the variance of the second sample. Interpret its value.
*January 10, 2015*

**Eng225 introduction to film **

Which of the following is generally true of the role of actors in movies
*January 9, 2015*

**Chemistry**

Answer contains three significant figures. Molarity=moles/Volume (L) Calculate moles of CaCl2, followed by moles of Cl2: [19.6g*(1 mole/110.984g)]=-moles of CaCl2 moles of CaCl2*(2 moles of Cl/1 moles of CaCl2)= moles of Cl moles of Cl/0.500L= molarity of Cl
*January 9, 2015*

**History help!!!**

Thanks! can you delete this post?
*January 9, 2015*

**History help!!!**

What are the benefits of drilling for crude oil, or petroleum, in the US and Canada?
*January 9, 2015*

**Math**

You want to make an investment in a continuously-compounding account over a period of three years. What interest rate is required for your investment to double in that time period? Round the logarithm value and the answer to the nearest tenth. is it 2.3
*January 9, 2015*

**Quick english help**

Is it necessary to capitalize colleagues in a sentence?
*January 9, 2015*

**Math**

Which of the following is another representation of the polar coordinate -9, -90 degrees? Is it 9,270 degrees
*January 9, 2015*

**Math**

Find the quotient of the following expression: 7(cos 5pi/6 +isin 5pi/6) / -2(cos pi/2 +isin pi/2) I got -7/4+ 7 square root 3/4 i. Is this correct?
*January 9, 2015*

**LA - 1 question**

B is the correct answer
*January 9, 2015*

**Math**

Express -5(cos pi/2 +isin pi/2) in rectangular form. I got -5i. Is this correct?
*January 9, 2015*

**Math**

Find the following product -5(cos pi/3 +isinpi/3)*2(cos pi/6+ isin pi/6' I got 10i. is this correct?
*January 9, 2015*

**English **

If you are said to have blank, then you are full of energy, or the breath of life. What is the blank?
*January 9, 2015*

**physics**

weight of a person in newton on mars who weigh 882N on earth ( g = 9.8m/s^2). weight of person on earth who weighs 333N on mars.
*January 9, 2015*

**physics**

weight of a person in newton on mars who weigh 882N on earth ( g = 9.8m/s^2)
*January 9, 2015*

**physics**

A vertically hanging bungee cord has a length of 6 m and k = 50N/m. What is the new length of the bungee if a student of mass 40 kg is suspended from the lower end?
*January 8, 2015*

**psychics**

physics sorry
*January 8, 2015*

**6TH GRADE MATH**

y=11+(15/3) Y=11+5 Y=16
*January 8, 2015*

**Math**

How to simplify e^27x?
*January 8, 2015*

**math**

The perimeter of a sheet of paper is 38 cm. If the width is 8 cm what is the length of the paper? P = 2L + 2W 38 = 2L + 2(8) 38 = 2L + 16 22 = 2L 11 = L is 11 the answer
*January 8, 2015*

**English (Dracula)**

its fine i will ask my teacher
*January 8, 2015*

**English (Dracula)**

yes, but it doesnt explain his history in the first few chapters
*January 8, 2015*

**English (Dracula)**

i know the answers to the last two questions. But i cant find anything about his history in the first few chapters
*January 8, 2015*

**Pre-Calc/Trig**

yes, thanks i can :)
*January 8, 2015*

**Pre-Calc/Trig**

Complete the following for each system that involves one or more quadratic equations: Solve the system algebraically 7y^2-5x^2+20x=3 5x^2+21y^2=209
*January 8, 2015*

**math**

(√3x-3)-(√x-3)=√x
*January 8, 2015*

**physics**

An MRT Train accelerates at a rate of 2.75 m/s^2 from rest for 3.00 seconds.How fast will the train be moving after that time?
*January 8, 2015*

**Physics and Math**

The answer is the spring is depressed by 1.6m
*January 8, 2015*

**Physics and Math**

The spring is depressed by how much? The answer is 1.6m. But how?
*January 8, 2015*

**Physics and Math**

A small ball with a mass of 1 kg rolls down a long frictionless inclined ramp, which is at an angle 3o Degree above the horizon. A linear spring, whose length is not negligible, is attached to the bottom of the ramp. The ball is released from a distance of 1 m above the spring...
*January 8, 2015*

**Algebra**

1/(x-5) = 7/2x x = 7?
*January 8, 2015*

**Algebra**

Does x(x-7) = 0 have two solutions, 0 and 7?
*January 8, 2015*

**Algebra**

1/8 + 2/t = 17/8t Is t = 1 the only solution?
*January 8, 2015*

**ELA**

I'd go with B. From the passage, it does not seem like the Jews thought they would stay forever in the ghetto.
*January 7, 2015*

**Chem-Stoich**

Thanks, this helped me figure out what I needed to do, I got 0.25% CaCl2
*January 7, 2015*

**math**

The perimeter of a sheet of paper is 38 cm. If the width is 8 cm what is the length of the paper?
*January 7, 2015*

**Physical Science**

0.04 m/s
*January 7, 2015*

**Math**

What is the period of the function? f(x)=sin(1/7)x I think its 2pi
*January 7, 2015*

**Math**

Thanks for telling me
*January 7, 2015*

**physics**

you can use the idea that the kinetic energy equals the amount of work of friction (Force of friction*d). Use F(force of friction)= (m(v^2))/2d ...so F=(.005*(360^2))/2*.19= 1705.263 N you use .005 because the mass was given in grams and the unit of N is kg*m/s so you have to ...
*January 7, 2015*

**physics**

A riﬂe ﬁres a(n) 5 g bullet with a muzzle velocity of 360 m/s into a block of wood. The bullet comes to rest after it has made a(n)19 cm deep hole in the wood.A riﬂe ﬁres a(n) 5 g bullet with a muzzle velocity of 360 m/s into a block of wood. The ...
*January 7, 2015*

**Animal Farm**

Was Snowball really a criminal, like Napoleon says, or is this just a false accusation?
*January 7, 2015*

**Psychological Statistics **

For a population with a mean of 80 and a standard deviation of 12, what is the Z score corresponding to an individual score of 92
*January 7, 2015*

**british lit**

how to mark the syllables him still must serve,him still obey
*January 7, 2015*

**math**

Sara has 6 necklaces, but her mother will only allow her to wear two at a time. How many different ways can Sara wear two necklaces? A. 30 B. 15 C. 360 D. 12
*January 7, 2015*

**Algebra**

For log(4)(3x + 4)^5 = 15, do I have to expand (3x + 4)^5, or is there a faster way?
*January 7, 2015*

**math**

110
*January 7, 2015*

**math**

Jessica buys a lamp that costs $35 and a table that costs $75.00. If the tax rate is 10%, what will be the total cost of the lamp and table?
*January 7, 2015*

**Math**

(x^2(1-x))/((x-1)(2x-3)) Can this be simplified as -x^2/(2x-3)? If so, how?
*January 7, 2015*

**ap chemistry**

bruh
*January 7, 2015*

**math**

You plan to construct a brick wall measuring 14.5 ft. in length, 5.5 ft. high, and 0.5 ft. in width. If a brick measures 6 in. x 4 in. x 2 in., how many bricks will you need? (Remember to round up.)
*January 6, 2015*

**math**

make up a set of at least twelve numbers that have the following landmarks maximum 8 mode 6 range 6 median 5
*January 6, 2015*

**math**

a piece of wire is 0.75m long how many pieces of wire 0.5m long, can be cut from it? What is the remaining lenght
*January 6, 2015*

**L.A**

Oh okay. I see. Thank you. I just couldn't decide whether it was B or D but it's b. thanks
*January 6, 2015*

**L.A**

which of the following is part of the novels rising action? ? A. johnny's growing role delivering messages and acting as a spy for the whigs B. Dr. Warrens imminent surgery on johnnys hand C. The battle on the Lexington green on the morning of April 19, 1775 D. Rabs death ...
*January 6, 2015*

**math**

Carrie and Krystal are taking a road trip from Greenville to North Valley . Each person has her own map,and the scales on the map are different. A.On Carrie's map, Greenville and North Valley are 4.5 inches apart.The scale on her map is 1 inch=20 miles. How far is ...
*January 6, 2015*

**science**

describe a process that could cause an uncomformity
*January 6, 2015*

**L.A**

Thank you for helping!
*January 6, 2015*

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