Number of results: 56,129
Trig(Last 6 questions to check. Thanks to EVERYONE
yes
Friday, March 7, 2008 at 9:19pm by Reiny
Pre Calc.
correct on all counts, good job For questions on finding "exact" values for certain trig ratios, a quick way to check your result is to simply evaluate your answer with a calculator, then compare it to the calculator result for the initial trig ratio e.g. for yours I...
Wednesday, April 22, 2009 at 10:54am by Reiny
TRIGONOMETRY
Can you please help me with this question on my study guide for my trig final? Thanks! I'd also appreciate if you can check out my other postings and check my work for some other study guide questions. I want to make sure I'm ready for my final. :) 4. Transform each ...
Thursday, May 16, 2013 at 11:29am by Kate
TRIGONOMETRY
Can you please help me with this question on my study guide for my trig final? Thanks! I'd also appreciate if you can check out my other postings and check my work for some other study guide questions. I want to make sure I'm ready for my final. :) 3. The rectangular ...
Thursday, May 16, 2013 at 11:13am by Kate
calculus
For this and your next two questions, check "Related Questions" below. Often you will find the identical questions, or a question that differs only in the numbers being used.
Wednesday, October 5, 2011 at 12:34am by Reiny
trig
These questions you are posting now are very similar to the ones you posted yesterday around 11:00 am I answered several of them for you then. You did not reply to any of my posts, so I have no indication that you even looked at them. Post your answers and I will check them. ...
Thursday, February 2, 2012 at 7:06am by Reiny
Trigonometry
Try reviewing your trig functions and post an attempt at some of these. We'll be happy to check your work. They're all pretty straightforward applications of the definitions of trig functions and Pythagorean Theorem.
Monday, March 5, 2012 at 1:06pm by Steve
trig
testing if x = 20º LS = cot60/csc20 = sin20/tan60 = .1975 RS = cos20(1/sin40 - 1) = .5222 Your equation is NOT an identity. A check should always be your first step when proving complicated-looking trig "identities".
Wednesday, October 21, 2009 at 10:08pm by Reiny
Global History
My -- these look like good review questions. Check your book. I'll be glad to check your answers. If you get stuck on one or two questions, I'll be glad to help you find the answers.
Thursday, October 13, 2011 at 5:02pm by Ms. Sue
Trig(Last 6 questions to check. Thanks to EVERYONE
Find the amplitude, if it exists, and the period of: y=cos3x. |a|=|1| amplitude = 1 period = 360/b period = 360/3 period = 120 degrees
Friday, March 7, 2008 at 9:19pm by does it matter at this point?
Trig
Why did you label this "trig" ? Your expression should be an equation if it is to represent either an ellipse or a hyperbola. Should it be ....... = 1 ? secondly, you have "bouncing exponents" What is (x+3)^2/4^2 supposed to say? the way you typed it, it ...
Saturday, January 14, 2012 at 2:08pm by Reiny
trig
Mmmhh, 5 consecutive trig questions without any work on your part, or any indication where you are having problems. Looks like homework dumping to me. Hint: A very effective way to prove identities is to change everything you see into sines and cosines using basic identities. ...
Monday, November 12, 2012 at 7:35am by Reiny
trig
Why do you keep switching names You have now posted these trig questions as Ian, dat , and Phuong. Secondly, both drwls and I have told you not to use "p" for squrt, but you keep using this confusing notation. What are your ideas about his question? Can you draw a ...
Sunday, May 8, 2011 at 4:05pm by Reiny
ENGLIS
We have no idea. We are not connected in any way with Axia or any other school. Check your Axia materials for the website. If you'd like to post the questions and your answers, we'll be glad to check them for you. We have had these questions posted and our tutor, ...
Friday, February 26, 2010 at 10:39pm by Ms. Sue
Math (Trig)
I don't think your equation is an identity, I tried several angles and the Left Side is not equal to the Right Side. Check your typing. In general, I try to prove these type of identities by changing everything to sines and cosines, unless I can recognize one of the common...
Wednesday, April 9, 2008 at 2:06pm by Reiny
Math please check answer
please check my answer thanks Janet took a standardized test that had 328 questions. She answered 75 %of the questions. How many questions did she answer P = R X B P = 75 % x 328 = .75 x 328 = 246 Portion = 246
Sunday, May 18, 2008 at 7:13pm by Lucy
Trig
see related questions below
Tuesday, October 16, 2012 at 6:14pm by Steve
Geometry.
HELP WITH ALOT OF QUESTIONS? TRIG? I don't get any concepts.
Sunday, January 24, 2010 at 7:53pm by Amy.
Ethics
Check out our previous answers to this questions under Related Questions below.
Sunday, May 1, 2011 at 8:00pm by Ms. Sue
music
Check out the first two linked questions below (under the words Related Questions.
Friday, April 15, 2011 at 1:07pm by Writeacher
government
My! You've posted a lot of questions. Please check your book to see what information it has about these questions. We'll be glad to critique your answers.
Sunday, November 30, 2008 at 8:09pm by Ms. Sue
Math-Trig
Trig Questions- 1. Write the algebraic expression which shows Cos((ArcSin(4/X)), 2. Angle If Csc(-Θ)=15/4? 2. - what quadrant is it in, find the sin(-Θ), Sin(Θ), Tan(90deg-Θ), Tan(Θ), csc(Θ), Sec(-Θ+360deg), Thanks
Sunday, March 15, 2009 at 12:29pm by Ram
Spanish-Check please! I need help
Please check-I'm having a problem interpreting these questions and I have to answer them for homework. Could you please check my translation I'm not sure what these questions mean and I have to answer them for homework ¿Qué necesitas para comer en cereal?...
Wednesday, March 21, 2012 at 7:49pm by Ellen
business
can you please check my answers to the questions i realy need to check them if they right or wrong
Wednesday, February 15, 2012 at 6:47pm by sososola2012
Coterminal Angles
lol this was one of my final questions for trig/precal
Sunday, January 6, 2008 at 11:30am by astro boy
math/trig
A ship sailed on a bearing 140 degrees. It was then 90 km south of its orignal position. a) draw a diagram to show the ship's journey b) how far east of its original position is it? what ratio would i need? (sine,cosine or tangent) i know that all trig questions have a ...
Thursday, November 26, 2009 at 11:29am by philippa
chem. check!
Can u please check this and help me on 4 questions I did not do. Thanks 1.
Monday, June 19, 2006 at 1:10pm by hey.
trig
did you not read my replies to those same questions just a few posts ago ???
Sunday, April 26, 2009 at 6:02pm by Reiny
For Kewal - Trig
Steve, drwls and I have answered quite a few of your questions based on the same type of trig expansions in the last few weeks. You have not given a single sign showing any effort on your part to solve these problems. Show us how far you got in solving these problems and ...
Thursday, January 12, 2012 at 5:12am by Reiny
SraJMcGin
P.S. Don't forget to check the "Related Questions" where you can find similar questions (or the same) with prior answers. Sra (aka Mme)
Thursday, February 3, 2011 at 9:22pm by SraJMcGin
logic
I'll be glad to check your answer. Please do not post any more questions until you've answered my queries on your previous logic questions.
Friday, December 2, 2011 at 7:18pm by Ms. Sue
logic
I'll be glad to check your answer. Please do not post any more questions until you've answered my queries on your previous logic questions.
Friday, December 2, 2011 at 7:27pm by Ms. Sue
logic
I'll be glad to check your answer. Please do not post any more questions until you've answered my queries on your previous logic questions.
Friday, December 2, 2011 at 7:26pm by Ms. Sue
maTH
Tanisha -- everyone who answers Jiskha questions is a volunteer. We check the board for questions in our field when we have spare time. Apparently, no one who is able to help you has read your question.
Thursday, April 30, 2009 at 9:16pm by Ms. Sue
trig
1st-the reason i keep change my name because some of my friends are using my computer by their own name to asked questions. we are having a hard time solving each trig problems 2nd- if sin theta=0.6 and 90 degree <theta < 180 degree, find the exact value of sin 2...
Sunday, May 8, 2011 at 5:16pm by minh
trig
3(6x^2-x-1) 3(2x-1)(3x+1) check that.
Sunday, September 11, 2011 at 6:52pm by bobpursley
trig identities
yes, check it out with a calculator.
Tuesday, April 26, 2011 at 9:22pm by Reiny
Trig
check your typing, your statement is not true.
Tuesday, August 24, 2010 at 8:30am by Reiny
Trig - check my answers plz!
correct.
Tuesday, February 3, 2009 at 4:27pm by bobpursley
Lepelle
These questions have been asked so many times in the past few months that I'm rather stunned. All "Life Orientation" posts are ordering someone to do the student's assignment for him -- which no one here will do. All these questions can easily be researched ...
Wednesday, June 1, 2011 at 7:51pm by Writeacher
Physics
draw the picure. Write coordinates for all the masses (use trig, if necessary). If you have questions then, repost.
Monday, November 15, 2010 at 10:50am by bobpursley
trig
8/cos40=10.44 inches check that
Friday, June 29, 2012 at 6:22pm by bobpursley
Alg 2 trig
What do you think? I will be happy to check your work.
Friday, March 9, 2012 at 11:05am by bobpursley
trig
check previous post of same question
Tuesday, December 13, 2011 at 6:03pm by Reiny
US History
Yes, you do need major help! You posted 12 questions -- and no answers. Please start by carefully reading your text materials. Then -- answer the questions as well as you can. I'll be glad to check your answers.
Wednesday, July 18, 2012 at 11:58am by Ms. Sue
math !!!! :O
You seem to have an identity crisis. You've posted 5 math questions, each using a different name. I answered two of your questions. Now it's your turn. I'll be glad to check your answer.
Monday, March 7, 2011 at 5:21pm by Ms. Sue
Math - derivative of sinusoidal (check)
a) Find a function y=f(x) that satisfies the differential equation dy/dx = fifth derivative. This is one of the questions in my practice test, I tried the basic equation of the trig function such as f(x)= sin(x) or f(x)=-sin(x) however in the fourth derivative they reach the ...
Monday, November 29, 2010 at 5:53am by Farah
math
I think you mean, how long do you guys take to answer questions? This is a FREE service and we VOLUNTEER our time. When there are tutors online, we check and respond to questions that we feel comfortable with. Nobody can answer questions for subject. Some students may get a ...
Tuesday, May 11, 2010 at 9:23pm by Jen
HELLO
You're Kamleen/Pavleen, right? Jiskha tutors are volunteers who answer questions when they have time. Apparently a math tutor has not seen your questions. Please be patient and check back every hour or two.
Wednesday, July 14, 2010 at 6:16pm by Ms. Sue
trig
If it makes it any easier for you to see the angles in degrees, convert them pi/3 radians = 60º and 3pi/4 = 135 so sin(pi/3-3pi/4) = sin(60-135) = sin (-75) now sin(-75) = -sin(75) -sin(75) = -sin(45+30) use the formula we used in the previous posted like questions. I ...
Thursday, May 1, 2008 at 4:26pm by Reiny
adult education
We do not know what questions are on this or any other Penn-Foster exams. If you post two or three of the questions along with your answers, we'll be glad to check them for you. But -- please do not post the entire exam. It will be deleted.
Saturday, February 20, 2010 at 7:36pm by Ms. Sue
trig - please check question
Something is probably missing. Cos(90°)=0, so the result on the right hand side is zero, which cannot equal 90-45. Please check question.
Thursday, April 14, 2011 at 2:04pm by MathMate
trig
I will be happy to check your work. Find the the distance first to 9,1
Sunday, May 1, 2011 at 1:43pm by bobpursley
Com 150
We don't have the questions -- and we certainly will not "give" you the answers. Study your text materials and figure out the answers yourself. We'll be glad to check them for you if you post the questions and your answers.
Monday, July 6, 2009 at 5:19pm by Ms. Sue
Trig
Srry I keep asking questions, but I noticed that you left out the negative sign on the 2 when you set the equation to zero, was that a mistake or were you suppose to do it like that?
Saturday, July 24, 2010 at 4:36pm by Nada
trig
What do your questions have to do with trigonometry? Sinc you are not summing terms, apparently, the limiting term of the sequence approaches 6/infinity -> zero
Monday, November 10, 2008 at 10:07pm by drwls
Business Studies
You haven't gone through ALL the questions in each of the sections: S = five questions W = four questions O = six questions T = six questions You need to imagine a situation (like what I named above or something you think up) and then THOROUGHLY analyze it, using all those...
Friday, December 12, 2008 at 1:22pm by Writeacher
Spanish-SRAJMcGin please check
Could Sra JMcGin please check my answers to these questions if she has time? Thank you
Tuesday, March 13, 2012 at 10:03am by Tiffany
Trig 30
x/2 = 2pi/3 yields a unique solution of x = 4pi/3 Does this answer come from some trig equation? Your subject title suggests that. In that case find the period of the trig function, then add k(period) to 4pi/3, k an integer.
Friday, March 19, 2010 at 7:59pm by Reiny
Group Behavior in Organizations
Since you posted several questions, but none of your thoughts or answers, I can only conclude that you want us to cheat and give you the answers. If you post your ideas about these questions, we'll be glad to check them.
Monday, April 4, 2011 at 1:45pm by Ms. Sue
English
We'll be glad to check your answer. Please do not post any more questions until you've tried to answer your previous English questions.
Monday, January 9, 2012 at 12:58pm by Ms. Sue
trig - eh?
check for typos or use parens. Not true as written
Thursday, April 5, 2012 at 8:44am by Steve
Pre-Calculus/Trig Check please and help
correc, typo. -3x^2
Monday, September 5, 2011 at 8:52am by bobpursley
Trig- Check my answer Please
I now think its 36 degrees
Saturday, May 14, 2011 at 8:21am by Rachal
trig
how do i find the corresponding function formula and check the symmetry algebraically
Saturday, March 13, 2010 at 7:03pm by Paris
More trig
1) is not an equation 2) cosx= (4+-sqrt(16-4*(4)(-1))/8= you do it check my thinking.
Monday, November 17, 2008 at 11:30pm by bobpursley
English
1. This time only the members of Group One can answer the questions. 2. This time only the memvers in Group One can answer the questions. (Which preposition should I use? Can we use both prepositions? Which one is commonly used?) 3. Group One members only can answer the ...
Monday, April 15, 2013 at 9:52pm by rfvv
math
I figured it out before I got your answer, and I used the trig identity sin(t-u)=sin(t)cos(u)-cos(t)sin(u). I ended up having to use four or five more trig substitutions before finally getting to the answer you have there. Your substitution is much easier to compute. Too bad I...
Thursday, December 3, 2009 at 2:38pm by chuck
math (final trig problem)
Solve for x on the interval [0,π/2): cos^3(2x) + 3cos^2(2x) + 3cos(2x) = 4 I havent done trig for a while so what exactly does that mean in solving for x on that interval and how would i go about doing that? Where are you getting these tough trig questions?? how about...
Monday, April 30, 2007 at 10:33pm by jacob
math/trig
I have two questions as I review for a test tommorow, any help is much appreciated!! Solve: 1) 4sin^2x=2cosx+1 2) cscx+cotx=1
Thursday, January 13, 2011 at 6:24pm by Michael
math/trig
I have two questions as I review for a test tommorow, any help is much appreciated!! Solve: 1) 4sin^2x=2cosx+1 2) cscx+cotx=1
Thursday, January 13, 2011 at 6:24pm by Michael
trig
After doing several very similar type of questions like this with you, I hope you can handle this one. Hint: cos15º = cos(45-30)º
Thursday, May 1, 2008 at 5:35pm by Reiny
English - ms. sue
ms. sue most questions be hard for me, all of them be tricky so you please check if i do it write a few questions i just not get but i give try to most. here my answers. i not know if i get first few questions right where it say what be forshadowing i also not know if there be...
Tuesday, March 13, 2012 at 9:38pm by Mohammad
Trig
Sonia, check the angles and make sure they are the same as those posted.
Tuesday, July 20, 2010 at 4:22pm by Henry
trig
and easy way to check this is to grab your protractor and sketch it to see if it works.
Tuesday, June 29, 2010 at 3:59pm by bobpursley
physics help!!!
Greg or Sara or any of your other many aliases -- I've removed the other 15 or so physics questions because we don't accept "homework dumping." You're welcome to repost some questions with your own answers. Someone then, may check them.
Tuesday, November 17, 2009 at 10:00pm by Ms. Sue
drwl / bobpursley please check
I had posted three questions at 1:48pm, 2:40pm and 2:41pm and I am having problems with them. Can you please check them for me. Thanks! Repost if you are not satisified with the responses.
Tuesday, March 13, 2007 at 8:50pm by Mary
To Sam, Michelle, Taylor, etc.
I've deleted your 100 or so multiple-choice child-care test questions. You obviously didn't want us to check them -- you wanted answers. To prevent you from posting similar sets of questions, I've banned you from posting here for a while.
Thursday, January 19, 2012 at 3:33pm by Ms. Sue
English
Can you please check these questions, too? Thank you. 1) Answer four of the following six questions. For each question write ten lines only. 2)Do not exceed the space provided. One of your four answer will be evaluated as an oral test.
Sunday, December 19, 2010 at 4:59pm by Franco
trig
To the nearest degree, determine the measure of angle X for each value of tan X a. tan X = 0.49 Just not sure how to solve these questions
Wednesday, October 12, 2011 at 11:38pm by David
trig
the sigma was the E and that questions that I posted is word by word what the question actually says which now makes me think there must be a typo
Sunday, March 6, 2011 at 10:34pm by Bennett
trig
Carmen, Bradley -- please use the same name when you post similar questions. Also -- does your instructor accept answers from anonymous people on the internet?
Monday, June 2, 2008 at 9:20pm by Ms. Sue
Trig-Please check
Thank you Damon-I reworked it on the calculator to make sure I knew what I was doing-thank you again for helping
Friday, January 13, 2012 at 11:20am by Angela P.
Trig/Math :)
You're welcome. Do give a check on the distance between the centre and the intersection points to complete the question.
Wednesday, January 20, 2010 at 7:01pm by MathMate
trig
The angle is given by her height, and shadow length. tanTheta= 1.5/1.8 You can to the second by similar triangles h/1.5=1.8/(5+1.8) check that.
Tuesday, October 13, 2009 at 4:20pm by bobpursley
Trig check my work please?
no, just test it for some value of x LS is not equal to your RS
Monday, February 23, 2009 at 8:45pm by Reiny
math
could someone please refresh my memory of the basic trig functions? ex) cos^2 + sin^2 = 1? That is a trig identity. http://www.sosmath.com/trig/Trig5/trig5/trig5.html
Thursday, April 12, 2007 at 10:18pm by raychael
To Ron: Chemistry 12
I've deleted your 14 chemistry questions because you've made no attempt at answering them. This is not a site to dump homework questions like so much garbage to be disposed of. If you'd like to repost any of them with your answers, someone may be able to check them.
Tuesday, November 24, 2009 at 3:48pm by Ms. Sue
Trig
please show me again in trig way
Saturday, May 17, 2008 at 12:40pm by Doni --i didnt get this one can please show me the trig way a little bit more clrealy
Algebra
A test consist of 15 multiple choice questions, 12 true-false questions and 10 fill in the bland questions. you got 8 questions wrong. what percent of the answers were correct?
Wednesday, May 8, 2013 at 8:29pm by Kevin
trig
Subtract 2 pi from 7pi/3. The trig functions of 7 pi/3 will be the same values as the trig functions of pi/3, which is 60 degrees. The cosine of pi/3 is 1/2. That makes the secant 3. The tangent is sqrt3 You should be able to look up or figure out the other funtions of that ...
Tuesday, January 12, 2010 at 9:50pm by drwls
To LaShondra
I've deleted your last two posts containing 45 multiple choice test questions, but no answers. That sure looks like cheating -- which is against Jiskha policy. If you'd like to post a couple of these questions with your answers, I'll be glad to check them for you.
Sunday, December 16, 2012 at 5:16pm by Ms. Sue
To Shelly; re: finance
I've removed your post containing 55 multiple choice questions -- and no indication of your answers. Jiskha is a homework help forum. We help students with assignments, but we do not do these assignments for them. After you've answered these questions, we'll be ...
Monday, February 15, 2010 at 10:42pm by Ms. Sue
Math - Solving Trig Equations
Start by recalling the most important identity. My math teacher calls this "the #1 Identity." sin^2(x) + cos^2(x) = 1 We want to simplify our trig equation by writing everything in terms of sine. Let's solve the #1 Identity for cos^2(x) because we have that in ...
Wednesday, November 21, 2007 at 6:29pm by Michael
trig
Find the following values for each function a. f(0) b. f(-1) c. f(-x) d. f(x+1) f(x)=2x^2+3x-4 I you plug in the value for each x, I just want to check my answers. Thanks.
Tuesday, October 9, 2012 at 6:13pm by Madison
Hector >> history
I've deleted your 28-question test. You posted no answers, and we HELP with HOMEWORK. We do not answer test questions. If you post two or three of the questions and your answers, we'll be glad to check them for you.
Sunday, November 28, 2010 at 6:56pm by Ms. Sue
Spanish-Please check SraJMcGin if possible-9th gradePlease check
I'm not sure if SraJMcGin is still answering questions but I would appreciate her checking this if she still does Thank you
Wednesday, January 25, 2012 at 4:24pm by Sammy
chemistry
I have an idea you want to check your answer. Rather than me do all of that typing to answer four LONG questions, tell me what you don't understand or if you want me to check you answers show your answers and I'll do that.
Wednesday, February 8, 2012 at 11:20pm by DrBob222
guess and check
Let the number of 2 point questions be x then the number of 3 point questions is 42-x 2x + 3(42-x) = 100 solve (Igot x=26)
Monday, October 19, 2009 at 10:00pm by Reiny
trig
I had answered your question. Please check before reposting to avoid duplication of work by other tutors.
Tuesday, December 27, 2011 at 10:37am by Reiny
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