Friday

October 31, 2014

October 31, 2014

Number of results: 74,113

**Math**

a) Find the product (1/2x2+y2) x-y b) Simplyfy 5/3a2b x (-3/4ab3) x (-4/5a2b2) and find the value for 2= -2 and b= 1. c) Divide x (5x2 - 80 by 5x (x+4). Thanks in anticipation.
*October 8, 2012 by Mary*

**math**

Let f(x)=2x2+40x+25. Given that f(x) leaves the same remainder when divided by x−a as when divided by x+2a for a positive integer a, what is the value of a?
*April 5, 2013 by ayan*

**algbra**

heyya Your equation makes no sense. Your equation makes no sense. 4x = y > 6 4x = y > 6 does it make since if you put a line under >. Because that is the question I am suppose to figure out.
*July 4, 2007 by amanda*

**math please help imedietely **

Are there any zeros in the quotient 495 divided by 4 how can you tell with out finding the quotient?
*January 3, 2013 by Anonymous*

**math**

Explain how estimating the quotient helps you place the first digit in the quotient of division problem
*September 19, 2014 by pietro*

**maths**

The real numbers x and y satisfy the nonlinear system of equations {2x2−6xy+2y2+43x+43yx2+y2+5x+5y==174,30. Find the largest possible value of |xy
*June 23, 2013 by Anonymous*

**Math**

Consider the following 2x2 system of linear equations, x + y = 3 x + (a^2 - 8)y = a If the system have a unique solution, then a takes any value except a=-3 and what?
*August 10, 2012 by Anonymous*

**Math**

Write an algebriac expression 1. the quotient of m and two Tell rather the statement is true or false: 2. quotient of 3 and 12 is 4
*September 9, 2012 by Amy*

**Business**

Using the TVM theory, at what interest rate would it make more sense to take out a loan versus paying with cash?
*June 15, 2009 by Linda*

**Calculus**

integrate t*(t^2 - 1)^(1/3) dt over (0,3) I substitute u = t^2 - 1 du = 2t dt which leads to integrate (1/2) u^(1/3) du over(-1,8) = (3/8) * u^(4/3) over (-1/8) = 3/8 * [8^(4/3) - (-1)^(4/3)] I would guess that (-1)^(4/3) is +1, since the cube root of -1 is -1 and taking that...
*February 5, 2011 by Sean*

**Math**

To have a constant concentration of .25 ppm of a substance with 18,000gal/water flowing, how much would I need to add per minute? Does that make any sense? How would I go about answering that? I don't want the answer, but maybe just a push in the right direction because I have...
*February 1, 2012 by Em*

**math**

Find the quotient. Type the quotient with the decimal in the correct place. Round to the nearest 10th. 3 divided by 562.0
*December 23, 2008 by ashley*

**English**

Would it make sense to say someone has a "benevolent mindset" or a "benevolent mentality"?
*September 29, 2014 by CiCi*

**Math**

How do you write the expression for...the sum of the quotient of p and 14, and the quotient of a q and 3
*August 22, 2011 by Andrew*

**math**

I need to insert grouping symbols in the expression so that the value of the expression is 14 2x2+3(to the 2nd power)-4+3x5 I have done it in every way and can't get 14
*August 21, 2008 by Nat*

**mgt**

what is dependencies exist? Your question doesn't make any sense to me. Please reword it to make it clearer.
*July 1, 2007 by stacy*

**English-Help**

which one is better, your opinion counts. His hungry sister...lego my egogh How could I improve the wordings of this? His wife's sister...Dont gogh His wife’s sister...Time ta go -vincent's wife.. let me gogh I wanted to do ne with indigo, but I don't know. Maybe: His indian ...
*February 24, 2010 by Sara*

**Estimating decimal quotient **

Use compatible numbers to find the quotient 2.99 / 29 48/ 3.2 0.18/0.33 152/5.12 41.9/19 33.90/10.2 502/9.5 180.8/6 48/3.33 0.65/5.1 18.2/11 55/10.7 117.8/0.12 0.6/5 145/0.3 435.2/39 60/5.9 1.8/20
*October 19, 2014 by Juliet*

**English**

Does anyone know what it means if someone is holistic? I would prefer your own explanation than a link to a dictionary site, because I already tried searching for it and the definition did not make sense to me. Thanks!
*January 17, 2009 by Carrie*

**English**

I think it is B or C because you have to add ed to the word (finish) and (gather) to make it sound right and make sense.
*September 25, 2014 by Sarah*

**Algebra- Maximum and minimum.**

I dont understand how to find the maximum and minimum. Determine whether the given quadratic function has a minimum value or maximum value. Then find the coordinates of the minimum or maximum point. 15.f(x) = -x2 + 2x - 4 20.f(x) = 2x2 - 4x 19.f(x) = x2 - 2x + 1 30.f(x) = -3x2...
*October 13, 2007 by Niki*

**For MUFFY**

You stated on Saturday that you understood my solution as far as part a) and b) were, so let me just recap what we did. (I will not repeat the actual question) My Solution: Suppose we label the point of contact P(x,y). I bet P is in the first quadrant. but we have the equation...
*October 5, 2009 by Reiny*

**Medical Transcription**

HEENT: normal sulfanilic, normal hair distribution. Does this make sense, I can't understand the word after normal, it sounds like sulfanilic, but I can't determine if this makes sense
*October 30, 2008 by Bean*

**science**

1s2 2x2 2p6 3s2 3p6 is the electron configuration ofr for which ion? I believe your 2x2 should be 2s2. You have 18 electrons in filled orbitals. That could be a +1 charged element 19 (K+) or a +2 charged element 20 (Ca++) \, for example. In either case, it is a very stable ion...
*July 25, 2007 by jane*

**Math**

Find the augmented matrix for each of the following systems of linear equations: (a) 3x1 − 2x2 = −1 4x1 + 5x2 = 3 7x1 + 3x2 = 2 (b) 2x1 + 2x3 =1 3x1 − x2 + 4 x3 = 7 6x1 + x2 − x3 = 0 (c) x1 + 2x2 − x4 + x5 =1 3x2 + x3 − x5 = 2 x3 + 7x4 =1 (d...
*October 25, 2011 by Matt*

**Biology**

Probability how can you make all these numbers make sense I am really having brain loss someone please help!!!!
*January 20, 2008 by VAleri*

**Math **

What are the steps to show the quotient in simplest form? Be sure to include various key words. 0.000027 divided by 0.000009 My answer 0.000027 divided by 0.000009=3 Definition of a quotient The answer after you divide one number by another. The qutient in this problem is 3. ...
*October 15, 2014 by Anonymous*

**algebra**

Find an integer value of x such that when 3x−39 is divided by 2x, the quotient is 1 and the remainder is 50.
*February 25, 2013 by dark rider*

**algebra**

Find an integer value of x such that when 3x−39 is divided by 2x, the quotient is 1 and the remainder is 50.
*February 25, 2013 by please help please*

**algebra**

Find an integer value of x such that when 3x−39 is divided by 2x, the quotient is 1 and the remainder is 50.
*February 25, 2013 by i could not do it can u??*

**math,algebra**

I have to write a linear cost function for the situation given. And identifying all variables used. the problem reads: A parking garage charges 50cents plus 35 cents per hal-hour. This is what i tried but i am definately not sure how to do it: cost function = marginal cost(x...
*May 24, 2007 by mathstudent05*

**English writing an e-mail**

Thanks to all that helprd me regaurding my e-mail questions. I was just wondering in the revised part there is no mention of the client being Joceyln Talbot. Also I was told that I do need a subject line I am not sure how I would do that being that I would being using ...
*June 5, 2008 by Kaleigh-Anne*

**English**

Choose a sentence that makes sense: Also pick a word from the parenthesis to make the sentences make sense: 1. On March 8, 1999, Joseph Paul DiMaggio died (of/from) lung cancer at age 84. 2. On March 8, 1999, Joseph Paul DiMaggio died (of/from) lung cancer at 84 years old. ...
*February 7, 2009 by Smiley (I NEED MS.SUE OR WREITEACHER!!) HELP!!*

**Math (matrices)**

No one answered my matrix question. Let me rephrase: Let A, B, and 0 be 2x2 matrices. Assuming that A is invertible and 0 is all zeroes, what is the inverse of the matrix [A|0] [B|A] (that is a 4x4 matrix represented as 4 2x2 matrices) The answer is in the form: [A^-1|0 ] [C |...
*November 16, 2006 by James*

**follow up(for Count Iblis)**

i have a follow up question for a previous post How do you know 2B is (20 "+" B) and not (2 "x" B) _______________________________________ to me this question does not make sense... it comes from a review packet for the SAT _______________________________________ Q: If 299 is ...
*August 31, 2007 by manny*

**Algebra**

For f (x) = x4 – 2x2 – 7, use the Intermediate Value Theorem to determine which interval Must contain a zero of f. A. Between 0 and 1 B. Between 1 and 2 C. Between 2 and 3 D. Between 3 and 4
*November 22, 2010 by Help please*

**Science**

Which of these do NOT give animals an advantage in the ocean? A.Long Body Hair B.A smooth Body C.Structures that sense movement D.A strong sense of smell I would say A but I'm not positive PLEASE HELP ME!
*January 23, 2007 by Melthea*

**math**

find the axis of symmetry f(x)=-2x2-12x+8find the axis of symmetry f(x)=-2x2-12x+8
*May 3, 2011 by jacob*

**Math**

John is traveling to a meeting that is 28 miles away. He needs to be there in 30 minutes. How fast does he need to go to make it on time? I can use common sense to figure this out but how would you put it together to get the answer?
*March 5, 2009 by Nicole*

**Word**

Umm I`m not quite sure what zeal means like if someone were to say I had no zeal to live what would that mean? that dosen`t make much sense to me
*February 6, 2008 by Lena*

**college chemistry**

In class, we discussed the titration of a 50.0 mL sample of 0.100 M HCL with a 0.100 M solution of NaOH. How would this system change if we used a 0.100 M solution of Sr(OH)2 instead of NaOH? To answer this question, complete each of the following: a) What volume of 0.100 M Sr...
*April 21, 2010 by Aubree*

**Math**

Would this phrase the quotient of 2 and the sum of a number and 5 be expressed as (4 / 2) + (x + 5)? Any help would be appreciated. Thank You
*October 16, 2014 by Josh*

**Math**

i need help finding the slope of the line that passes through each pair of poinst. 1. (1,-3),(4,3) 2.(5,0), (-2,1) Divide (y2 - y1) by (x2 - x1). For (1), this would be 6/3 = ? Thank you. The first one came out to 2. The second one is not working out. I got 4 1/2 and I know ...
*March 1, 2007 by Elizabeth*

**math**

How do you draw a picture or make a chart to show how to divide 1600 by 4 and give the quotient.
*January 30, 2011 by karenb*

**Algebra**

For which value of b would make the equation 3|x-2|=bx-6 have infinitely many solutions? How would I find the values? The choices are -6,-3,3,6.
*October 23, 2011 by Shadow*

**math**

when a 3- digit number is divided by 1-digit, the estimated quotient is 50. Think of two possible numbers that can give this quotient.
*November 2, 2011 by anthony*

**math**

estimate quotient and divide (how do you estimate the quotient? 552 divided by 71,520 I dont understand the steps.
*November 6, 2008 by Jake*

**Problem Solving-Division**

How can you check an answer of a quotient with a remainder? Use quotient, dividend, and divisor in your answer.
*December 10, 2009 by Jenny*

**Algebra **

The cost, in millions, to remove x% of pollution in a pond is modeled by the equation: . What is the cost to remove 75% of the pollution? Hint: Plug in and calculate, do not convert to a decimal. what value of x would make the equation undefined? Hint: Think about what makes ...
*December 13, 2011 by Chelsea*

**Algebra**

If 1.2 is (less than or equal to) a (less than or equal to 5.1 and 3 (less than or equal to) b (less than or equal to 6) Then find the highest possible value for the quotient a/b. Give your answer as a decimal. Would it be 1.2/3, or 0.4. Thank you!
*January 19, 2009 by Dulcibella*

**maths**

1.hw many 3 digit nos are divisible by 7? 2.wat is d sum of product and quotient of 8 & 8? 3.if d average(arithmetic mean)of 25,31 and x is 3.value of x?
*April 26, 2014 by sithara*

**psy**

As individuals, people have the ability to make their own choices and decide for themselves. Many things can influence their ability to choose freely. Choice, change, and control are three factors that influence the degree to which people choose. How does a person’s level of ...
*June 3, 2009 by lisa*

**chemisty**

4. N2+3H2----2Nh3 k=1.2 at a T=375C you initially have 0.249mol of N2. 3.21*10^-2mol of H2, and 6.42*10^-4 mol of NH3 in a 3.5L container a.what is the equation to determine the reaction quotient, Q b.determine the reaction quotient Q c. compare Q and K. determine which way ...
*March 20, 2011 by shanice*

**Positive Psychology**

As individuals, people have the ability to make their own choices and decide for themselves. Many things can influence their ability to choose freely. Choice, change, and control are three factors that influence the degree to which people choose. How does a person’s level of ...
*May 20, 2008 by BaBa*

**Psy230**

1) How does a person’s level of autonomy affect their sense of freedom? The greater a person’s level of autonomy will be a greater sense of freedom. With autonomy the sense of freedom becomes greater because you increase you sense of responsibility and obligations to their ...
*March 24, 2009 by Malkia*

**Psy230**

1) How does a person’s level of autonomy affect their sense of freedom? The greater a person’s level of autonomy will be a greater sense of freedom. With autonomy the sense of freedom becomes greater because you increase you sense of responsibility and obligations to their ...
*March 24, 2009 by Malkia*

**Math**

Ms.Smith wrote the division problem shown below, using a box to represent the missing digit. What value can replace the box in the quotient to complete the division problem? 132 divided by 12 and i got 11 but does 11 answer the question or do i put 1 for the value left?
*April 7, 2014 by Amy*

**English-Ms. Sue OR Writeacher**

How are these: which one is better, your opinion counts. His hungry sister...lego my egogh How could I improve the wordings of this? His wife's sister...Dont gogh His wife’s sister...Time ta go -vincent's wife.. let me gogh I wanted to do ne with indigo, but I don't know. ...
*February 24, 2010 by Sara*

**3rd grade math**

What patterns help you divide? DRaw a picture or make a chart to show how to divide 1600 by 4. Give the quotient. We know the answer but having trouble to make a chart to show the outcome. Please help. Thanks in advance
*January 30, 2011 by kim*

**DanH-Algebra 1**

Solve the system of equations using the Addition method. 2a + 3b = -1 3a + 5b = -2 Margie: Roger's answer below is correct. If you don't understand it, please try and tell us what you don't understand. He makes it sound so strange can you ask him to explain in an easier way? ...
*October 14, 2006 by Margie*

**4th grade**

a) the quotient of 24 divided by 5.= 4.8 b)27/6= 4.5 c) 18/4 = 4.5 d) 30/5 = 6 describe in your own words what problems a, b and c have in common that make them different from d .
*January 13, 2011 by dk*

**cartoon**

can anyone find me a cartoon about no alcohol and depressents. I loked on google but none of them make sense to make that much.
*May 9, 2008 by maggie r*

**English**

I need to quote a sentence but need to take out one word to make it make sense in my paper, how do i go about doing this
*March 14, 2011 by Anonymous*

**Career Planning**

Tom wants to find out more information about colleges he might be interested in attending. During which school year would it make the most sense to do this? A.) freshman B.) sophomore C.) junior D.) senior I think it is C...?
*November 5, 2013 by Cassie*

**Calculus 1**

The resistance of blood flow, R, in a blood vessel is dependent on the length of the blood vessel, the radius of the blood vessel, and the viscosity of the blood. This relationship is given by R = 8Lη/πr^4 where r is the radius, L is the length, and the positive ...
*October 28, 2014 by Anonymous*

**Calculus 1**

The resistance of blood flow, R, in a blood vessel is dependent on the length of the blood vessel, the radius of the blood vessel, and the viscosity of the blood. This relationship is given by R = 8Lη/πr^4 where r is the radius, L is the length, and the positive ...
*October 28, 2014 by Anonymous*

**Math**

First find an estimate of the quotient. then find the exact quotient. 5 1/2 divide 3 4/7
*May 5, 2009 by Bryan*

**Pre-Calculus**

Using the difference quotient find M-sec for h=0.5 at x=1. f(x)=2x+5 difference quotient-f(x+h)-f(x)/h
*September 11, 2011 by Elliot*

**Pre-Calculus**

Using the difference quotient to find M-sec for h=0.5 at x=1. f(x)=2x+5 difference quotient-f(x+h)-f(x)/h
*September 12, 2011 by Elliot*

**calculus**

For what values of a and b that make the function f continuous everywhere. f(x)= {x−2x2−4 if x<2 ax2−bx−18 if 2< or =x<3 10x−a+b if x> or =3
*September 16, 2011 by Nik*

**US History**

I'm really confused about this. My history textbook said that during reconstruction, Southern states were ordered to hold conventions which would "repudiate Southern debts." It doesn't make sense that the US federal government would tell confederate states to ignore their ...
*January 6, 2010 by John*

**english**

can feelings be personified or is it more a projection? i am writing an essay on Life of Pi and i would like to say that Richard Parker is a projection of Pi's fears. Does the use of the word projection make sense?
*December 14, 2010 by Kyle*

**Bullying?**

I don't know what subject matter this falls into. I just need someone to look over my statements and see if it makes sense. Psychological impact and pain due to bullying can cause an individual to do unspeakable things. The inner strength of a person is more powerful than the ...
*April 22, 2010 by John*

**Math - help really needed**

Prove each idenity. 1+1/tan^2x=1/sin^2x 1/cosx-cosx=sinxtanx 1/sin^2x+1/cos^2x=1/sin^2xcos^2x 1/1-cos^2x+/1+cosx=2/sin^2x and (1-cos^2x)(1+1/tan^2x)= 1 I haven't even gotten 'round to sny of the quedtions because the first one is just so hard. I'm not really sure I'm ...
*December 2, 2008 by Rani*

**English**

Can you put this sentence into completely every word in present tense and still make this sentence make sense. Humans are never satisfied
*September 12, 2014 by Anonymous*

**chemistry**

A solution prepared by mixing 16.7 mL of 0.760 M NaCl and 16.7 mL of 0.760 M KI was titrated with 0.380 M AgNO3 in a cell containing a silver indicator electrode and a saturated calomel reference electrode. (a) What is [Ag+] when 16.2 mL of 0.380 M AgNO3 have been added? ...
*March 11, 2014 by Bobz*

**Chem**

I was given a problem that my book did not explain how to do, so I attempted to figure it out myself. Let me know if my conclusion is fallacious. Given the reactions H2O(g) + CO(g) <--> H2(g) + CO2(g), K= 1.6 FeO(s) + CO(g) <--> Fe(s) + CO2(g), K= .67 Find K for ...
*April 9, 2007 by Chris*

**Math**

16. Mrs. Hamway is making outfits for the school dance team. She can make 2 1/4 outfits per day. How many days should it take her to make 18 outfits? A. 7 1/2 B. 8 C. 8 1/2 D. 9 C 17. Howard uses 2 /5 of a bag of flour to make a sheet cake. How many bags of flour would he need...
*November 2, 2013 by Jerald*

**History**

What federal document did Susan B Anthony quote in the beginning of her speech in I believe 1872? I know she was trying to equal rights between women, and I think it would make sense for it to be the preamble to the Federal Constitution. Opinions?
*March 27, 2014 by imissbobby♥*

**NAPOLEON INFORMATION**

How did Napoleon help to spread feelings of nationalism throughout Europe? Explain why you think nationalism is a positive or negative force, or both. Napoleon helped to spread feelings of nationalism throughout Europe by defeating the austrian empire. He used feelings of ...
*November 9, 2009 by Sara*

**Calculus HELP PLEASE!**

Need help on this problem please! Been stuck for half hour trying to figure it out but I can't get through a. A and B look to be similar but I don't know how to do them! Please help! ----------------------------------- The resistance of blood flow, R, in a blood vessel is ...
*October 28, 2014 by Anonymous*

**grammar**

odd question... "I longingly gazed at my tan lined ring finger, and somehow knew: he’s proud." i am trying to edit that sentance, does it make sense? As in does the grammar make it flow?
*January 17, 2012 by Dawn*

**Mathematics I**

Evaluate definite integral from -2 to 0. Integral((x^2)(e^((x^3)/2)dx) Do those parentheses make sense? The power of e is x^3 divided by two. Can someone give me the first step, and I'll see if I can get it from there. I don't want to make you just do the problem for me. Thanks!
*May 22, 2012 by Hannah*

**algebra**

Put the equation in the form ax2 + bx + c = 0. Enter exponents using the caret ( ^ ). For example, you would enter 4x2 as 4x^2. 8-2x2=(x+2)2-7
*April 17, 2011 by miranda*

**Social Studies (unkown field)**

A high school student (Age 16) uses his computer to record songs that he plays off the internet. The student recorded the songs off the internet usign a recoring device. He then sells the recording of music at school. He opens up a little shop were he'll put any songs onto a ...
*November 23, 2008 by IDK*

**calc again!**

i got answers for this one, but i feel like i did something wrong. f(x)= 2x+1 when x is less than or equal to 2 (1/2)x^2 + k when x is greater than 2 1) what value of k will make f continuous at x = 2? my answer: i got k = 3 because it would make the two parts of the function ...
*February 20, 2009 by jane*

**Algebra**

Did I do thes right? 1. Suppose you are at the gas station filling your tank with gas. The function C(g) represents the cost C of filling up the gas tank with g gallons. Given the equation: a) What does the number 3.03 represent? The cost for one gallon of gas. 3.03(g) b) Find...
*February 28, 2009 by A.W.*

**law-major help?**

Hi, my friend and I both want to be lawyers. we finally talked after a long time of not seeing each other and we got on the topic of college. and majors. etc. i asked her what do u want to major in? she goes "history.. for LAw" i'm like you want to major in history law!? i was...
*November 5, 2008 by Clarissa*

**algebra**

How would you explain to your friend why the quotient of x^8 and x^2 is x^6 and not x^4?
*August 9, 2010 by peggy*

**Maths**

There are x people in the bus. When the bus stops y people get off and 6 people get on. How many people are yhere now on the bus ? x = 6- y Is my answer right ? There are x people in the bus. When the bus stops y people get off and 6 people get on. How many people are yhere ...
*April 15, 2007 by Fahad*

**Algebra--to Bob (Please)**

Bob, thank you for the info. You always make everything sound so easy. Yu are so smart! And, I am not! If you will, please answer further. For example the first number is 1415926535, when it says make a graph fo the frequency of each digit. I look through the other 99 numbers ...
*March 13, 2007 by M*

**comparing words**

what is the exact connection between, "flout" and "law" Please look up these words in a dictionary. Then tell us what you think the connection is. We'll be glad to comment then. flout means to mock and law is the rule i think the connection is...umm is it that...is the ...
*April 19, 2007 by Sexy Girl*

**Pre-calculus**

Find the quotient 3[cos5pi/12+isin5pi/12] divided by 6[cospi/12+isinpi/12]. Express the quotient in rectangular form. I worked it out as: 1/2[cospi/3+isinpi/3] =1/2(1/2+1/2i) =1/2+1/2i Is this right?
*January 20, 2009 by Mary*

**math**

Each dividend was divided by another polynomial, resulting in the given quotient and remainder. Find the divisor Divided:5x^3+x^2+3 ,quotient:5x^2-14x+42, remainder:-123
*September 28, 2012 by Melissa*

**accelerated math**

Hey everyone I need help with solving the following equations: which is 7n * 1/3 written as a quotient? which is 4j * 1/7 written as a quotient? Can you please show step by step how to solve these so I can explain it to my cousin. thanks
*March 25, 2009 by Jennifer*

**Math-Help asap please~**

For each function, the point given is the maximum or minimum. Use the difference quotient to verify that the slope of the tangent at this point is zero. a) f(x) = 0.5x^2 + 6x + 7.5; (-6, -10.5) Difference quotient is f(a + h) - f(a)/h m= f(a+h) - f(a)/h = f(-6+h) - f(-6)/h = 0...
*December 1, 2011 by Jay*

**penn foster**

i'm typing my lab 2, case 8 radiology report and can't make out one word in the report. "carotery stick" it what it sounds like the lady is saying, but it doesn't make sense and I can't find it in any dictionary. help
*January 26, 2011 by jojo*

**algebra**

In words! How would you explain to your friend why the quotient of x^8 and x^2 is x^6 and not x^4?
*August 9, 2010 by peggy*

**Psychology**

The Institutional Review Board is a university or college committee that a. evaluates proposals and awards grant $ to researchers b. evaluates the methodological soundness of research proposals c. evaluates the ethical soundness of research d. all of the above I think C is the...
*December 15, 2011 by Anonymous*

**Math - help really needed**

I'm sorry to double post; I don't want to seem impatient, but I really need help with this. Prove each idenity. 1+1/tan^2x=1/sin^2x 1/cosx-cosx=sinxtanx 1/sin^2x+1/cos^2x=1/sin^2xcos^2x 1/1-cos^2x+/1+cosx=2/sin^2x and (1-cos^2x)(1+1/tan^2x)= 1 I haven't even gotten 'round to ...
*December 2, 2008 by Rani*

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