Monday

September 22, 2014

September 22, 2014

Total # Posts: 1,966

**math (calculua)**

find the volume of the solid of revolution generated by rotating the graph of y=5lnx about the y-axis between y=0 and y=15
*February 13, 2011*

**math (calculua)**

find the volume of the solid of revolution generated by rotating the graph of y=5lnx about the y-axis between y=0 and y=15
*February 13, 2011*

**math (calculua)**

find the volume of the solid of revolution generated by rotating the graph of y=5lnx about the y-axis between y=0 and y=15
*February 13, 2011*

**British Literature**

Is the following statement a malapropism? "Your reason,dear venom, give thy reason".
*February 12, 2011*

**social studies**

My second grader is writing an essay on the blending of the American Culture. Help please!
*February 10, 2011*

**spelling**

thank you
*February 7, 2011*

**spelling**

what is the easiest definition for menace?
*February 7, 2011*

**Language Arts**

read
*February 7, 2011*

**Calculus**

let f(x)=x*e^x For what value of x is the slope of the line tangent to the graph of function f at [x,f(x)] equal to 1/2?
*February 3, 2011*

**Calculus**

thank you!
*February 3, 2011*

**Calculus**

what is the slope of the tangent to the graph of f(x)= ln [cos(x)] at x= pi/6 ???
*February 3, 2011*

**calculus**

what is the integral of ( x^2 / (x+1)dx
*February 1, 2011*

**english**

I need to compare and contrast the themes of Andrew Marvell's "To His Coy Mistress" and Christopher Marlowe's "The Passionate Shepherd to His Love." Where do I start?
*February 1, 2011*

**algebra**

use substitution method/linear combinations to solve then tell how many solutions they have -7x+7y=7 and 2x-2y=-18
*January 30, 2011*

**6th grade math**

Thanks! :)
*January 30, 2011*

**6th grade math**

That means 4 times 1 is 4 and then multiply by 2 and so the answer is 8?
*January 30, 2011*

**6th grade math**

I still don't get it.
*January 30, 2011*

**6th grade math**

What is 4 divided by n is 1/2?
*January 30, 2011*

**6th grade math**

Thanks.
*January 30, 2011*

**6th grade math**

ms. Sue, 1/4 times 1/2 is 1/8. Then what should I do?
*January 30, 2011*

**6th grade math**

Anyone know?
*January 30, 2011*

**6th grade math**

1/4 times 1/2 is 1/8. Then what should I do?
*January 30, 2011*

**6th grade math**

Thanks again!
*January 30, 2011*

**6th grade math**

Is it 4/1*(1/2)=2/1=2?
*January 30, 2011*

**6th grade math**

Thanks Ms. Sue, I also have one more question. What is 1/2= w/4?
*January 30, 2011*

**6th grade math**

How did you get c=1/5 when you have 5c=2/3 divided by 2/3?
*January 30, 2011*

**Chemistry **

Substance A has a density of 4.0 g/mL and substance B has a density of 2.0 g/mL. If we have equal-mass samples of each, which has the greatest volume?
*January 23, 2011*

**Chemistry **

Substance A has a density of 4.0 g/mL and substance B has a density of 2.0 g/mL. If we have equal-mass samples of each, which has the greatest volume?
*January 23, 2011*

**British Literature**

I need to identify the figure of speech in this saying:"thy mind is an opal." I think it is a metaphor. Am I correct?
*January 23, 2011*

**British Literature**

I need help in identifying the figure of speech in the following statement: "Your reason, dear venom, give thy reason." Any ideas?
*January 23, 2011*

**precalc**

Find sec x if sin x = -0.6 and cos x = 0.8.
*January 21, 2011*

**english**

m too old- is this sentence correct or wrong
*January 21, 2011*

**Biology**

OK, I give up. No where do I find a clear yes or no to this question. Fossil evidence indicates that humans have not undergone many anatomical changes over the last 200,000 years. From what I have read it seems like they have. Am I correct?
*January 20, 2011*

**Biology**

How do the heart, capilaries, arteries and veins work to distribute materials through the body?
*January 19, 2011*

**British Literature**

I did read the sparknotes info but all I could come up with was Roman Catholics, sin, Satan. I can't figure out a way to really make this connect to the story. Any help would be appreciated.
*January 19, 2011*

**Physics**

In an arcade game a 0.087 kg disk is shot across a frictionless horizontal surface by com- pressing it against a spring and releasing it. If the spring has a spring constant of 163 N/m and is compressed from its equi- librium position by 4 cm, find the speed with which the ...
*January 18, 2011*

**Physics**

A 180 g arrow is shot straight up into the air with a speed of 17 m/s. It reaches a maximum height of 13.7449 m. Find the initial kinetic energy. The accel- eration of gravity is 9.8 m/s2 . Answer in units of J.
*January 18, 2011*

**Geometry**

Thank You guys soo much :))
*January 15, 2011*

**Geometry**

How many degrees, like a triangle equals 180 degrees
*January 15, 2011*

**Geometry**

How much does a four sided polygon equal??
*January 15, 2011*

**Geometry**

Explain why you cannot use AAA to prove two triangles congruent.
*January 15, 2011*

**Geometry**

Thank You
*January 15, 2011*

**Geometry**

If two game boards have the same area, are the game boards congruent? Explain your answer
*January 15, 2011*

**english**

What does the dragon in The faerie Queene represent?
*January 15, 2011*

**MAATH**

Rearrange the terms of the equations fo form Ax + By = C I really get confused about general form, like how do I do it, I dont understand at all. x+3y = -1 2x+4y-12 = 0
*January 13, 2011*

**History**

What is absolution?? In detail Please :)
*January 13, 2011*

**MaTH**

Rearrange the terms of the equations fo form Ax + By = C I really get confused about general form, like how do I do it, I dont understand at all. x+3y = -1 2x+4y-12 = 0
*January 13, 2011*

**History**

what is the roman civil law and what time period was it in?? and what was protestant ethic and what time period was that in??
*January 12, 2011*

**English**

How is the gerund used in this sentence?- His least favorite activity is playing scales
*January 12, 2011*

**special populations**

Which has a greater influence on a person’s health: individual choices and actions (micro perspective) or community policies and resource availability (macro perspective)? Discuss three reasons why you selected one over the other.
*January 7, 2011*

**algebra2**

determine the domain and range:{(x,y)|y2=5x}
*January 6, 2011*

**Science**

Which of the following plants is nonvascular? a. ferns b. mosses c. gymnosperms d. club mosses is "b" correct?
*January 6, 2011*

**Science**

Which of the following plants is nonvascular? a. ferns b. mosses c. gymnosperms d. club mosses is "b" correct?
*January 6, 2011*

**Science**

Imagine an environment that is very dry and receives a lot of sunlight. Water is found deep below the soil. Which of the four groups of plants could survive in this environment? Explain your answer.
*January 6, 2011*

**Algebra I (Math)**

okay theirs 2 parts to this problem: (by the way i already did part 1) 1. construct a table of the areas of triangles all of which have bases 6 in. long,but whose altitude are respectively 2 in.,6in.,10 in.,and 14 in. draw a graph to represent given in this table.(this is ...
*January 5, 2011*

**physics**

consider 4 masses mA=1kg, mB=2kg, mC=3kg, mD=4kg, placed at the vertices of a square ABCD of side 4cm. Specify the position of G the center of mass of the system{A,B,C,D}. determine the position of G. Thank you :)
*January 3, 2011*

**math**

could you please help me with this problem
*January 1, 2011*

**math**

Fadi is in a boat 3 kilometers away from the nearest point A at the sea shore.5kilometers away from A is the home of fadi. knowing that he can row 6km/hr and run 10km/hr.the objective of this exercise is to find the position of point B on the sea shore where fadi should land ...
*January 1, 2011*

**chemistry**

A quantity of 0.020 mole of a gas initially at 0.050 L and 20 degrees Celsius undergoes a constant-temperature expansion until its volume is 0.59 L. Calculate the work done (in joules) by the the gas if it expands (b) pressure of 0.20 atm. (C) If gas in (b) is allowed to ...
*December 28, 2010*

**math**

Ok thank you so much :)
*December 21, 2010*

**math**

Hi, Can someone please help me with my math. The distance between Capeton and Jonesville is 80 miles. Thescale on the map is 0.75in : 10 miles. How far apart are the cities on the map? A. 6in B. 60in C. 600in D. 1067in Thank you :)
*December 21, 2010*

**Math Problem Solving**

Oh im sorry i did this problem wrong. Ms.sue did it correct :) Sorry again.
*December 21, 2010*

**Math Problem Solving**

6n+8n-2n+3/2 6n+8n=14n-2n=12n+3/2 answer: 12n+3/2
*December 21, 2010*

**chemistry**

8. If x grams of S are needed to obtain 0.4 grams of SO3, how many grams of SO2 can be obtained from the same amount of S? (A) 0.32 g (B) 0.62 g (C) 0.40 g (D) 0.16 g (E) Can not be calculated from the given data. I am not sure how to set up this problem. I calculate the ...
*December 20, 2010*

**Psychology**

As you enter your Grandma Thorndike's house you ears being to hurt as you notice she is once again playing her favorite "Contry Music" album. You soon get caught up in the christmas festivities...talking with family..eating...and playing psychological trivia. The...
*December 19, 2010*

**Medical Insurance**

A hospital received a reimbursement rejection from the fiscal intermediary for two outpatient procedures that were performed the same day. Who generated the rejection?
*December 17, 2010*

**helping abused children**

what happens in most cases of sexual abuse a-the abuser is removed immediatley from the home b-the abuser is prosecuted in court c-nothing can be done until evidence is found d-the abuser receive institutuional counseling as a precautionary measure
*December 16, 2010*

**helping abused children**

the stubborn child law of 1646 by the state of massachusetts permits parents to do what
*December 16, 2010*

**math**

Jim divied -2 by an integer and his result was between -1 and 0 Which integur could have been the divisor
*December 16, 2010*

**math 116**

-2[38(-56-50) -2[38-106]
*December 16, 2010*

**Algebra**

How do you find the Horizontal Asymptote of y= (x+2)/(x-6)?
*December 14, 2010*

**Geometry**

Thank You
*December 14, 2010*

**Geometry**

Ya its correct
*December 14, 2010*

**Geometry**

The m<A is 10 more than 4 times its supplement. Find the m<A. I dont understand how to solve this problem.. Thank You for your help.
*December 14, 2010*

**AlgebrAlgebra-Mathmate or BobPursley or Reiny**

Thank you-I understand what you're saying-I really appreciate the help
*December 14, 2010*

**AlgebrAlgebra-Mathmate or BobPursley or Reiny**

I had asked a question earlier and bob pursley nicely answered it but I do have a question concerning it still- perhaps someone could clarify it- f(x) = logx is a logarthmic function. Bob Pursley said it could be because the base is implied but my question is the way it is ...
*December 14, 2010*

**Business Communication**

You are a technical writer in a large company who is working on a training manual to help new users learn the company's computer system. Employees will use your manual in training seminars taught by your company's trainers. The manual will also serve as an on-the-job ...
*December 14, 2010*

**Business Communication**

I put A as the answer
*December 14, 2010*

**Business Communication**

A. decision makers or opinion molders in an organization. B. everyone who receives it. C. individuals with the highest status in an organization. D. people who represent the opinions or attitudes of the majority.
*December 14, 2010*

**Business Communication**

The primary audience for your message is made up of
*December 14, 2010*

**Algebra-Mathmate or Reiny or Dr. Bob, please check**

Thank you-could you look at my new post-I just needed clarification about f(x) = logx you said this would be true but doesn't it need parentheses or a separation between log and x for this to be correct? Thank you
*December 14, 2010*

**Algebra-Bob Pursley please check-Mathmate or Reiny or Dr. Bob, please check**

I just noticed something-I had asked about if f(x) = 1/x is an exponential function and I think you rewrote it as f(x) = x^-1. Therefore, f(x) = 1/x is NOT an exponential function, correct?
*December 14, 2010*

**Algebra-Mathmate or Reiny or Dr. Bob, please check**

Thank you for the explanations- I appreciate it
*December 14, 2010*

**Algebra-Bob Pursley orMathmate or Reiny or Dr. Bob, please check**

Could one of you please check when you have time. Thank you
*December 14, 2010*

**Algebra-Mathmate or Reiny or Dr. Bob, please check**

I have two short questions which I think I know the answer-could you please check? If I write log(b)x - 2log(b)y as a single logarithm it would be log(b) x/y^2, correct? If not please help and Is the function f(x) = 1/x a exponential function -I think it would be because it ...
*December 14, 2010*

**Algebra-Please check**

When you have time,Could someone please check this morning the two problems I listed in the first post along with this one The function f(x) = logx is a logarthmic function-I think this is false because it should be written as log(then a number)x, correct Thank you very much
*December 14, 2010*

**Algebra**

I have two short questions which I think I know the answer-could you please check? If I write log(b)x - 2log(b)y as a single logarithm it would be log(b) x/y^2, correct? If not please help and Is the function f(x) = 1/x a exponential function -I think it would be because it ...
*December 14, 2010*

**Algebra-Reiny please explain this**

Reiny, thank you-I get it now thanks again
*December 13, 2010*

**Algebra-Reiny please explain this**

Hi Reiny, I posted this problem earlier and you responded but I don't get the reasoning- The problem was -2log8(x+1) = -8 you said multiply by -2 and then you put log8(x+1)=4(wasn't that dividing by -2) log8(x+1)^2 = 8 (how did you get to the power of 2 and =4 became =...
*December 13, 2010*

**Algebra-Could Mathmate or Reiny or Dr. Bob look at this if you have time**

Please give me some direction for the above problem Thank you
*December 13, 2010*

**Algebra**

How do I start to solve -2log8(x+1) = -8? I think -2log8(x+1) is log8^(x+1)to the 2nd but then what do I do because then I think I should do log-8/log8 = x+1)^2 but that doesn't work at all Thank you for any help you can give
*December 13, 2010*

**10th grade**

Suppose that a kid was casually sledding down a gentle slopping hill going 6 feet per second. Then, he hit a steeper part of the hill and started accelerating at a rate of 1.2 feet/second squared. At the bottom of the steep part of the hill he was going 10.56 feet/second. How ...
*December 9, 2010*

**Calculus**

that weird 'e' symbol is supposed to be a theta sign
*December 8, 2010*

**Calculus**

A line through the origin, rotates around the origin in such a way that the angle, ¦È, between the line and the positive x-axis changes at the rate of d¦È/dt for time t¡Ý0. Which expression gives the rate at which the slope of the line ...
*December 8, 2010*

**Calculus**

If y=xln(x)^2 , then dy/dx=
*December 8, 2010*

**Calculus**

If f(x)= sqrt(4sin(x)+2), then f'(0)=
*December 8, 2010*

**physics**

A plane designed for vertical takeoff has a mass of 51 kg. Find the net work Wnet as it accelerates upward at 1 m/s2 through a distance of 34 m after starting from rest.
*December 8, 2010*

**Calculus**

A rectangle is insribed between the parabolas y=4(x^2) and y=30-x^2. What is the maximum area of the rectangle? Domain: [-3,3] Range:[-2, 40] THANK YOU!
*December 7, 2010*

**Math question**

I don't either I got 62.8
*December 7, 2010*

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