Sunday

April 19, 2015

April 19, 2015

Total # Posts: 636

**trig-reply to Reiny**

sorry for the late thank you!! I lost the post and couldn't find it. doubt you will see this, and I didn't want to clog up the page with a new post. you're the greatest!!
*January 3, 2011*

**trig-reply to Reiny**

Continued, also this isn't an official assignment. I'm teaching myself calculus. I just love math. I took cal 30 thirty ago but don't remember much. I use Wolframe Alpha to check my answers. here's the web paste without the beg. address part, you'll have to...
*January 3, 2011*

**trig-reply to Reiny**

It's actually the end of an integration problem from a college calc text I have from 1971. The problem involved Weierstrass Substitution. The part I posted was after converting from the u-substition to an answer in terms of x. The orig prob. is integrate (cos x )/(3 cos^2 ...
*January 3, 2011*

**trig-reply to Reiny**

I'm new to this. I didn't know you could reply to the original post? (testing with this reply), otherwise I would not have kept re-posting as a 'new' question. I just noticed some replies as I was reading other questions. again, my apologies. I feel like I ...
*January 3, 2011*

**trig-reply to Reiny**

RE: (- sin (x/2) /( 2 sin (x/2) + cos (x/2)) is an alternate representation for, 1 / ( 4 tan (x/2) + 2 ) Thanks for your help, sorry I posted 3 times, I thought you didn't understand what I needed. I really do appreciate your time spent. just for your FYI, if you are ...
*January 3, 2011*

**trig**

Third time is the charm? I'll try again. Could someone show me how, (- sin (x/2) /( 2 sin (x/2) + cos (x/2)) is an alternate representation for, 1 / ( 4 tan (x/2) + 2 ) TIA Carol This doesn't require the solving of any equations. For example, ( same concept for what I ...
*January 3, 2011*

**trig**

I asked below but I guess it was not understood what I was asking. I'll try again. Could someone show me how, (- sin (x/2) /( 2 sin (x/2) + cos (x/2)) is an alternate representation for, 1 / ( 4 tan (x/2) + 2 ) TIA Carol I know the half-angle formulas are used but I cannot...
*January 3, 2011*

**Trig**

Could someone please show me how 1 / ( 4 tan (x/2) + 2 ) is converted to: (- sin (x/2) /( 2 sin (x/2) + cos (x/2)) TIA Carol
*January 3, 2011*

**Calculus**

Can someone give a detailed solution to this integration problem? âˆ« dx /(3(1 - x^2 ) - (5 + 4x)âˆš(1 - x^2)) this symbol âˆš is square root The answer is ( I need the steps and/or u-substitution used to arrive at this answer...
*December 30, 2010*

**teacher aide work experience**

I need help with this
*December 19, 2010*

**5th grade math**

Tamara says that 15/3=5.Is she correct?Explain how you know?
*December 14, 2010*

**math**

Simplify sin^2x+cos^2x+sec^2x -tan^2x+csc^2x-cot^2x
*December 6, 2010*

**algebra**

how do you figure this equation step by step 4x-3y=11 2x+3y=13
*December 4, 2010*

**PreCal**

Funny how you go on every other post and accuse them of cheating, but yet here you are requiring the answer to one of your math problems!! Ha ha!! Too Funny!!!
*November 22, 2010*

**org chm**

how many grams of KOH are needed to make 590 ml of a solution with a pH of 11.35?
*November 17, 2010*

**physics**

A novice skier, starting from rest, slides down a frictionless 33.0° incline whose vertical height is 127 m. How fast is she going when she reaches the bottom?
*November 16, 2010*

**math**

fran made a rectangle with 36 square tiles.the sum of the length and width is 15.what are the length and width of her rectangle?
*November 4, 2010*

**Physics**

A building superintendent twirls a set of keys in a circle at the end of a cord. If the keys have a centripetal acceleration of 115 m/s2 and the cord has a length of 0.36 m, what is the tangential speed of the keys?
*October 29, 2010*

**math**

I'm in 5th grade pls. help. Amanda has a collection of X, Y and Z. Every X is a Y. One half the Z's are Y's. There are 3 times as many Y's as X's. Amanda has 50 Z's and 40 X's. No Z is an X. How many Y's does Amanda have that are neither X'...
*October 25, 2010*

**math**

pls. help
*October 24, 2010*

**math**

I'm in 5th grade pls. help. Amanda has a collection of X, Y and Z. Every X is a Y. One half the Z's are Y's. There are 3 times as many Y's as X's. Amanda has 50 Z's and 40 X's. No Z is an X. How many Y's does Amanda have that are neither X's...
*October 24, 2010*

**Math**

thats the question...draw a picture or diagram to explain the square number.
*October 24, 2010*

**Math**

this pattern represents the square numbers 1,4,9,16,25,36 diagram to explain square numbers. pls. help
*October 24, 2010*

**4th grade**

what is correct order smallest to largest 0.6,0.06,0.43,0.9
*October 21, 2010*

**math**

K/1=-45 K=?
*October 12, 2010*

**math**

-28/1=A A=?
*October 12, 2010*

**math**

solving problems and crimes..can you solve the following cases? 1) what letter belongs to in the empty box? O T T F F S S E 2) write a sentence to describe this pattern.. 3,8,13,18,23,28,30,31,32 please help i don't understand.
*October 12, 2010*

**Algebra**

s1 = 18 + .4m, s2=11.2 + .54m when is one spring 10 cm longer than the other one? (s = cm long)
*September 27, 2010*

**physics**

A car is driven 165 km west and then 25 km southwest. What is the displacement of the car from the point of origin (magnitude and direction)?
*September 26, 2010*

**math problem**

You are going to drive 480 miles today at an average speed of 60 miles per hour. Thus you are going to drive for a total of 8 hours. The diameter of the wheels on your car (including tires) is 25 inches. Thus each wheel is going to turn a total of ___ times today. I have tried...
*September 23, 2010*

**physics**

100 m/s
*September 21, 2010*

**Precalculus/Algebra 3**

If P(x)= -4x^3+5x-1, use synthetic substitution to find each of the following. 2. P(1/3) 3. P(i)
*September 19, 2010*

**Precalculus/Algebra 3**

One root of 3x^3-5x^2+2= 0 is 2. Find the remaining roots
*September 19, 2010*

**Health**

Peritoneal dialysis doesn't need a dialyzer to work, whereas hemodialysis does.
*September 8, 2010*

**Health**

when comparing hemodialysis and peritoneal dialysis,it can be said that
*September 8, 2010*

**math 7th**

3 x 48 inch = 144 inch each will get 144/6 inches of licorice => 24 inch.
*September 7, 2010*

**math %**

Hint: 1742*30/100
*September 4, 2010*

**math**

x^3 +8 => x^3 + 2^3 now apply the formula of a^3 + B^3
*August 12, 2010*

**math**

Let's consider x = C's age => M's age = 3x + 10 therefore, (3x + 10)- x = 35 => 3x + 10 = 35 + x => 2x = 35 -10 => x = 25/2 => Molly's age = 12 ½ Now, calculate Chase's age.
*August 3, 2010*

**pharmacy**

what patient issues might arise when working in an institutional pharmacy setting?
*August 1, 2010*

**accounting**

Thanks.
*July 29, 2010*

**accounting**

Can someone give me the site where I can do practice problems for Managerial Accounting. My instructor bases his exam on the CPA, the homework is easy. He said that he wants us to think outside the box. I need practice. All were word problems.
*July 29, 2010*

**math**

1. x=18-6y 2y-6=x therefore, 18-6y = 2y-6 18+6=2y+6y 24=8y y=3 x= 18-6y 18-(6x3) x=0 Do the rest by your own.
*July 25, 2010*

**math**

You can submit your question at tutoteddy to get the answer.
*July 22, 2010*

**Algebra**

You can submit your question at tutoteddy to get the answer
*July 21, 2010*

**math.please help!**

Submit your question at tutoteddy and get the answer.
*July 19, 2010*

**math**

Submit your question at tutoteddy and get the answer. They charge only 99 cents for every three math problem. However, I think it's better to do your homework by your own and so you have to learn the subject properly. You can take help of the above-mentioned site. Their ...
*July 18, 2010*

**economics**

Numerous times is history, the courts have issued consent decrees requiring large companies to break up into smaller competing companies for violating the antitrust laws, The two best known examples are American telephone and telegraph (AT&T) in the 1980s and Microsoft 20 ...
*July 13, 2010*

**Algebra**

Submit your question at tutoteddy and get the answer. They charge only 99 cents for every three math problem.
*July 13, 2010*

**math-due tonight please help**

Submit your question at tutoteddy and get the answer. They charge only 99 cents for every three math problem.
*July 9, 2010*

**math-algebra please help**

Submit your question at tutoteddy and get the answer. They charge only 99 cents for every three math problem.
*July 6, 2010*

**algebra**

Is (0,3) a solution of9x+8y=6
*June 16, 2010*

**4th Grade Math**

Re: Factor Numbers My son has to write at least two ways to break down numbers - I know he did not learn this in school but I would like to help him at home, please help me I have not done this work in over 30 years. He has to break down the numbers 56, 12, 42, 36, 24 and 60. ...
*June 9, 2010*

**4th Grade Math**

Re: Factor Numbers My son has to write at least two ways to break down numbers - I know he did not learn this in school but I would like to help him at home, please help me I have not done this work in over 30 years. He has to break down the numbers 56, 12, 42, 36, 24 and 60. ...
*June 9, 2010*

**math**

how do I solve: 1.1(3x+5) is greater than or equals 1.6-(x+3)
*May 30, 2010*

**math**

x^2-6x-7=0 Completing the square need help
*May 28, 2010*

**Chemistry!!**

how did u got 0.14?
*May 21, 2010*

**Math**

Brad is 3/4 the age of Manel. Manuel is twice as old as Benigno. Jose is 3 years and 2 months younger than Brad. Douglas is 1 1/2 times the age of Jose and a month older than Manuel. Benigno is 19 years and 4 months old. How old are the others?
*May 19, 2010*

**Statisics**

3. Indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different. a. The 29th percentile is greater than the 30th percentile. b. The median is greater than the first quartile. c. The third quartile is greater than the first ...
*May 16, 2010*

**statistic**

Compute a simple price index for each of the four items. Use 2000 as the base period
*May 13, 2010*

**english**

writing the following sentences correctly. Diving as experts, the bottom of the ocean is a good place for seals to find food. Jogging along a woodland path, Andy spied a moose.
*May 13, 2010*

**statistic**

Let's assume there are 3 people in Room A and another 3 people in Room B. The ages of the people in Room A are 25, 25, and 25. The ages of the people in Room B are: 10, 25, and 40. The mean of the ages in both rooms is 25. Does that mean that both room have populations ...
*May 12, 2010*

**statistics**

2. The first class in a relative frequency table is 50–59 and the corresponding relative frequency is 0.2. What does the 0.2 value indicate?
*May 7, 2010*

**math**

list two congruence conditions for the law of sines yields a unique solution
*April 27, 2010*

**Math**

each face of a cube can be painted either yellow or red. how many different ways can you paint the cube?
*April 26, 2010*

**math**

b=120
*April 26, 2010*

**HIM**

Describe several features of an Health Information Management job in the next 7 years?
*April 20, 2010*

**Auditing**

Where is the key?
*March 11, 2010*

**math**

How many liters are in 200 milliliters
*March 11, 2010*

**5th grade Math**

how many liters are in 200 milliliters
*March 5, 2010*

**accounting**

Can someone give me leads on the Sachiko case. It is a comparison of US vs. Japan financial statements.
*March 3, 2010*

**critical thinking**

rhetorical device
*March 2, 2010*

**Math**

Submit your question at tutoteddy and get the answer.
*February 26, 2010*

**Chemistry**

thank you!
*February 26, 2010*

**Chemistry**

What effect does a polyprotic acid have on the titration curve and why?
*February 26, 2010*

**geometry**

What is the length of the hypotenuse of the right angle ABC if AB = 5 and AC = 6
*February 23, 2010*

**spelling**

acread can spell what?
*February 16, 2010*

**us history**

Describe the scandals of the administration of warren g. harding using the following terms ohio gang teapot dome scandal Albert b. fall please help i looked in the book its not there
*January 21, 2010*

**U.S history**

how become leader of united mine worker what spread the city what allowed people to buy goods over time what prejudice against foregin-born pople what raised import taxes to highes level ever
*January 21, 2010*

**geometry**

Suppose you have an equilateral triangle. The area of the triangle is exactly 1200 square centimetres. Now suppose you have twenty of those triangles. It's possible to assemble those twenty triangles into a closed three-dimensional shape, a regular polyhedron. What would ...
*January 20, 2010*

**us history **

what does this mean to note 3 things that were, or might have been, seen as "clouds in the blue skies of prosperity". i looked in my book it dosent say
*January 19, 2010*

**U.S history**

WHy should Americans in the 1920s have shown grater concern for their future?
*January 19, 2010*

**algebra**

Answer is p = -4 + or - square root of 10 over 2
*January 18, 2010*

**algebra**

2p^2 + 8p = -3 Answer is p = -4 + or - square root of 10 over 2
*January 18, 2010*

**math**

2p^2 + 8p = -3
*January 18, 2010*

**physics**

a guy walks one lap at 35 miles per hour, what is his velocity?
*January 1, 2010*

**finances**

Where can I find the percentages of uncollectabes for PepsiCo? I have looked at the annual report atleast 20 times. Please Help. Thanks
*December 18, 2009*

**6th grade Science**

How long does a harp seal's pregnancy last?
*December 14, 2009*

**6th grade Science**

How long does a harp seal's pregnancy last?
*December 14, 2009*

**Physical Science**

Can someone give me two examples of mechanical energy and one example nuclear energy - thanks.
*December 7, 2009*

**physics**

A batter hits a fly ball which leaves the bat 0.90 m above the ground at an angle of 61° with an initial speed of 29 m/s heading toward centerfield. Ignore air resistance. (a) How far from home plate would the ball land if not caught? (b) The ball is caught by the ...
*December 2, 2009*

**physics**

A swimmer is capable of swimming 0.45 m/s in still water. (a) If she aims her body directly across a 75 m-wide river whose current is 0.30 m/s, how far downstream (from a point opposite her starting point) will she land? (b) How long will it take her to reach the other side? ...
*December 2, 2009*

**physics**

At what projection angle will the range of a projectile equal to 6 times its maximum height? Just need answer, i have done all of the work and want to check my answer
*December 2, 2009*

**college**

can you show me examples of negative messages?
*November 15, 2009*

**english 30**

"foremother" by lillian bouzane what is the significance of the poems title and how does it help develope the theme
*November 14, 2009*

**english grade 12**

what are 2 examples of emjambment in the poem "vancouver-courtney-calgary" by george bowering
*November 14, 2009*

**spanish**

transferir means to transfer suscribirse means to subscribe for and no gastar means no spending
*November 14, 2009*

**Science 5th**

If the speed of a car traveling south is increasing 5 m/s every second, its acceleration is__________.
*October 21, 2009*

**spanish**

what does el noche mean in English?
*October 19, 2009*

**Math**

What does the representational form of a number mean? For example the representational form of the number 3758.
*October 12, 2009*