Search: math (please double check my answers)

Number of results: 275,652

math (please double check my answers)
x 2 - 4 for x = 5
Sunday, May 27, 2012 at 10:53pm by sarah

math (please double check my answers)
4. Prove: 2^n + 2^n = 2^n+1
Sunday, May 27, 2012 at 10:53pm by christina

math (please double check my answers)
Simplify the following using the laws of exponents: Need help with these: a) (9)^1/2 x 4^2/24 b) 16 x 2^x+2 Simplify each of the following: b) b) 3 sqrt x^1/4 sqrt x/ 5 sqrt x^2 c) (ab)^2x+y /a^x b^y Need these answers double checked: c) 3^-8/3^-6 x 3^-5 3^-8/3^-6+-5 3-8^ 3^-...
Sunday, May 27, 2012 at 10:52pm by noel

math (please double check my answers)
correct, if you write it as 2^(n+1)
Sunday, May 27, 2012 at 10:53pm by Reiny

SS Please check answers
1, 8, and 10 I believe are wrong. I don't know about 9. Please double check your book.
Monday, April 8, 2013 at 5:37pm by Ms. Sue

Math - please double check me
Your answers are correct now. :-)
Friday, March 28, 2008 at 12:13pm by Ms. Sue

Honors Chemistry (check answers)
On a worksheet we got, we have to balance out chemical reaction equations then define what kind of reaction it is (synthesis, decomposition, single/double-replacement). Would someone be willing to check my answers, please? Thanks!! 1. c) BaO + H2O ==> ________ (...
Monday, October 26, 2009 at 10:16pm by Emily

Calculus - please check my work
Differentiate each function a) y = -3x^2 + 5x - 4 b) f(x) = 6/x - 3/(x^2) c) f(x) = (3x^2 - 4x)(x^3 + 1) the answers i got for each was: a) y'= -6x + 5 b) f'(x)= -6/x^2 + 6/x^3 c) f'(x)= 15x^4 + 6x - 16x^3 - 4 please double check and let me know if these are ...
Monday, June 18, 2012 at 5:48pm by Henry

Chemistry
WHen i did it the answers i got was order of reaction m= 2 and k = 4.6 Can someone please double check
Tuesday, June 2, 2009 at 6:49pm by Saira

Math- double check me please
The correct answer isn't given for the first problem. 60 out of 1200 is not 60 percent. Your second and third answers are not correct. Please try again.
Friday, March 28, 2008 at 1:18pm by Ms. Sue

CP Geometry
well, you can have 9 single answers and 9*8 double answers and 9*8*7 triple answers and so on. It looks as if the sum must be Sum(9-n)!/(n)! from n=0 to 8 check that.
Tuesday, August 25, 2009 at 12:09am by bobpursley

Spanish (double check my work please)
Taken out of context, I'm not sure what you are doing. Without knowing that we don't have the same answers. A. C. B Sra
Wednesday, March 16, 2011 at 1:31am by SraJMcGin

Grammar PLease Check MY answers!
Ms.Sue please its a grade please check my answers it would mean the world to me.
Wednesday, April 3, 2013 at 8:38pm by Mandie

Romeo & Juliet [ Check answers please].
Please double-check your spelling. There are typos in here. 1. incorrect Please also look these words up in a good dictionary before you try again. http://www.dictionary.com or http://www.onelook.com or http://www.answers.com
Tuesday, April 12, 2011 at 6:34pm by Writeacher

Literature-Poetry
Ashley's answers are wrong I used them and got a really really low score. Only 6 answers were right. Last time I use this to double check my answers, if I would of stuck with my original answers I might have passed but I thought I was wrong cause everyone said Ashley's...
Wednesday, May 28, 2008 at 3:56pm by Student

Math - please double check me
Only your second answer is correct. For the first one, you're asked to estimate. Hint: 4 * 3 = 12 Please try again, and we'll be glad to check them again.
Friday, March 28, 2008 at 12:13pm by Ms. Sue

Math HELP
I have my answers at the bottom but please do these questions so I can check my answers. Check my answers as well. Subtract these fractions. !Reduce them! 1. 5/7 - 3/10= 2. 11/18 - 5/12= 3. 1/3 - 1/6= 4. 7/12 - 1/16= 5. 7/8 - 3/10= 6. 7/8 - 1/12= 7. 7/10 - 2/5= 8. 3/4 - 1/2= ...
Tuesday, November 23, 2010 at 9:16pm by Pratigya

Algebra-Mathmate, Reiny or Dr. Bob-please double check-Did I even begin correctly?
Please check the above problem-Thank you
Monday, December 13, 2010 at 7:03pm by Matt

Consumer Math Check
The = signs are my answers and there's no work to show, it was in my reading material but some of it confused me so I just want it double checked!
Thursday, September 16, 2010 at 9:26am by Ariel

Chemistry(Please check)
Classify the following as ether, ketone, ester, amide, etc. 1) CH3CH2CNH2 !! O The !! represents a double bond and it is below the CN I think this is an amide. 2) CH3COCH3 !! O The doube bond is below the CO I think this is an ester. 3) CH3CCH3 !! O The double bond is below ...
Wednesday, September 12, 2012 at 9:29pm by Hannah

Math - please double check me
The first and last are wrong.
Friday, March 28, 2008 at 12:13pm by bobpursley

Math
75 + -63 + 7( 115/ -5 + (-8)2 ) -63 is -6 to the third power and (-8)2 is (-8)to the 2nd power. I got 15913 I think that that is wrong and my calculater wouldn't fit all the numbers so I don't know how to check it! Can you please try it so I can double check answers? ...
Sunday, October 29, 2006 at 1:49pm by Lanna

bio- double check answers
the climax community?
Monday, August 31, 2009 at 8:33pm by cara

Algebra-Please check
Please check- sqrt of 2x + 15 = x Answers: -5.3 -3.5 -3 5 I think according to my calculations it would be 5, correct? sqrt root of 7-x = 3-solve for x Answers: -2 2 4 -4 My choice would be 2 Is that correct- I squared both sides and came out with 7-x = 9 and then x = 2 Thank ...
Tuesday, October 12, 2010 at 11:12am by Juliette

Math: Check Answers
you hvae math check answers on the title but you didnt even pick answers you jsut asking us to do your homework for you
Tuesday, January 29, 2013 at 11:08am by visoth

bio- double check answers
Would it be the food web then?
Monday, August 31, 2009 at 8:33pm by alison

teacher aide
Since I don't know what you've been taught and some of your questions are out of date, I've used my education and experiences to check your answers. I don't know about 2, 4, and 12. I agree with your answers for 1, 3, 6, 7, 9, 11, and 15. The best answer for 20...
Wednesday, November 10, 2010 at 10:58am by Ms. Sue

science
If you want to check your answers, please post your answers first. In that way we can check them and explain how to do them if you're wrong.
Thursday, February 18, 2010 at 2:24pm by Ms. Sue

graphing-reposting
It looks like a double ski ramp...going down, min, then up, then way down to the bottom of the hill, then up slightly, then down. The first minimum is greater than the small rise at the bottom Sketch the graph of a differentiable function y = f(x) with this property: A local ...
Monday, November 6, 2006 at 4:03pm by bobpursley

Asap can someone pplz check these answers
Please check my answers I have 2 do other things right now
Monday, January 26, 2009 at 6:21pm by Remy

Algebra-please check
Thank you- I just wanted to double check
Wednesday, October 6, 2010 at 6:56pm by Tanya

design
I agree with your answers for 3, 4, 5, and 7. Double check your book for the others.
Wednesday, July 25, 2012 at 5:03pm by Ms. Sue

bio- double check answers
What is the last stage in an ecological succession?
Monday, August 31, 2009 at 8:33pm by Ms. Sue

English
I put an asterixs (*) next to my answers. I want someone to double-check, not do my work for me :)
Monday, February 20, 2012 at 1:37pm by Jess

bio- double check answers
Right! The climax community is the last stage.
Monday, August 31, 2009 at 8:33pm by Ms. Sue

Geometry
Woops, I'm sorry, it's the Associative Property. Remember kids, double check your answers and watch out when answering even the most basic of math problems when you're sleep deprived!
Tuesday, February 21, 2012 at 4:41pm by Jach

geography
Whatever your name is -- please do not keep posting under different names. Also -- you seem to be fishing for answers for some online class. To show us that you're not trying to cheat, please indicate which of the answers is correct. We'll be glad to check your answers.
Monday, February 22, 2010 at 8:57pm by Ms. Sue

English
Now, let's check how well you can use the expressions you've learned. I will distribute handouts. You have to solve the problems. Are you finished? Then, I'll check the answers. Look at the answers on the blackboard. Check your answers. How many students have 10 ...
Sunday, May 27, 2012 at 9:36pm by rfvv

math
Check the answers linked below Related Questions. Please post again if there's anything in these answers that you don't understand.
Thursday, May 19, 2011 at 11:09pm by Ms. Sue

math
Check the answers linked below Related Questions. Please post again if there's anything in these answers that you don't understand.
Thursday, May 19, 2011 at 11:06pm by Ms. Sue

math
Check the answers linked below Related Questions. Please post again if there's anything in these answers that you don't understand.
Thursday, May 19, 2011 at 11:03pm by Ms. Sue

Math
Please double check Jean deposited a check for $625, wrote two for $68.74 and $29.95 and used her debit card to pay for a purchase of $57.65. How has her account balance changed? Answer: $468.66
Tuesday, March 18, 2008 at 12:17pm by Kim

computers please check my answer
is there any 4th grade answers to math please help me find it please!!!!!!!!
Wednesday, June 4, 2008 at 8:28am by lilesn

double check me please. math 012
4(5-w)=-w _________ 3 this is a fraction with 3 being on the bottom. do you come up with w=20? thanks
Sunday, February 1, 2009 at 6:34pm by amy

math
MS.SUE Here are my answers can you pretty please check them please I'm in a hurry, sorry thank you so much :( !!!!!
Wednesday, December 5, 2012 at 3:48pm by Sammy, !!!Please Answer!!

English: Please help
You're welcome. I'll check your answers to two more questions. But, please show us what you think the answers are.
Wednesday, February 27, 2013 at 8:26pm by Ms. Sue

medical coding 1
If you get your answers off of this site or others like this double check your work. Just because they are on here does not always make them correct. I wanted to do a little reasearch on an assignment I had and came across this site I started double checking my answeres ...
Wednesday, August 4, 2010 at 3:14pm by Belinda

Health
Look up each term here to double-check: http://www.answers.com
Thursday, April 23, 2009 at 11:02am by Writeacher

Pre-Calculus-check answers
I double checked my typing on the first problem and everything was entered correctly.
Saturday, August 30, 2008 at 8:38pm by Lucy

Computer science
a typical double method looks like this: double areaOfTrapezoid(double A, double B, double H){ double area; area=........ (according to your instructions. return area; }
Wednesday, November 2, 2011 at 10:22pm by MathMate

history
Go back and rethink/double-check all. Use this to look up words' meanings: http://www.answers.com
Wednesday, September 19, 2012 at 8:09am by Writeacher

Math
You received two answers to your question last night around 6:20. Please remember to go back and check for answers before you repost again.
Wednesday, January 19, 2011 at 2:32pm by Ms. Sue

chemistry
hi, Can you please double check to see if i have got this right? Is the empirical formual for oxide of arsenic As2O5? Cheers ;) Arsenic forms two oxides with oxygen. One is As2O5, the other is As2O3. I'm glad you posted today; please tell your friend you were talking with ...
Wednesday, February 7, 2007 at 9:54am by bertie

business
to be honest with u i was convinced with my first answers, but i wanted to double check, when u said they're not correct i got confused... could u plz help me
Thursday, July 5, 2012 at 5:07pm by lana

bio- double check answers
Since the question is prefaced by the ecological succession, do you think there's a better answer?
Monday, August 31, 2009 at 8:33pm by Ms. Sue

Math SOMEONE PLEASE PLEASE PLEASE PLEASE HELP
sin(θ)=opposite/hypotenuse I don't have the picture of the triangle in front of me. Double check if b corresponds to the side opposite to θ and c correspond to the hypotenuse side.
Monday, December 13, 2010 at 4:08pm by TutorCat

Computer Science (java1)
can someone please tell me the equation for compshift? double Angle = 45.0; double AngleRadians; double ComptonShift ; //calculations AngleRadians = Math.toRadians(Angle); ComptonShift = Helpppp here
Wednesday, March 14, 2012 at 2:31pm by Nick

Math 8R - HW Qs. Check
Topic - Logic In the clues below, each variable represent a different digit ranging from 0-9. Determine what digit each variable represent g+g+g = d (3+3+3 = 9) j+e = j (2+0 = 2) g (to the 3rd power) = d (3, to the 2nd power = 9) b+9 = d (6+3 = 9) f-b = c (7-6 = 1) i+h = a ...
Sunday, September 9, 2012 at 2:04pm by Laruen

Math
Can someone please check my answers below for accurateness? The instructions are: Differentiate and simplify. 1) y=(2x^2+3x-1)(3x^2-5x-3) y'=(4x+3)(3x^2-5x-3)+(2x^2+3x-1)(6x-5) 2) y=(5x^2+3x-1)(3x^2-5x-3) y'=(10x+3)(4x^2-3)+(5x^2+3x-1)(8x) 3)y=6x^3-7x^2+5x-7+x^(5/3)-7...
Friday, August 7, 2009 at 10:52am by Christine

Algebra-Please check
5 is correct for sqrt(2x + 15) = x Notice that parentheses are required to show an expression correctly. For the second one, would you like to double check: 7-x = 9, x=? or does 7 - 2 = 9?
Tuesday, October 12, 2010 at 11:12am by MathMate

CHemistry....Please double check DrBobb
SO the number is suppose to be that high, i guess i will have to check my significant digits and just go over it once more to see what i get. Thanks
Saturday, January 24, 2009 at 1:06pm by Saira

English
These answers are right! some of the words are just different .. Only three of them are wrong ... That's why yall should double check
Friday, January 28, 2011 at 2:57pm by Lita

Math
will someone just double check my answers, please. Identify which types of sampling is used:random,stratified, systematic,convenience. 1. a sample consists of every 20th student who leaves the bookstore. answer:systematic 2. a pollster uses a computer to generate 500 random ...
Thursday, April 15, 2010 at 1:01pm by Charlene

Math for Steve or someone good at math
Please check my answers. 1. b 2. a 3. c 4. b 5. d If i got any wrong please tell me the right ones.
Thursday, November 8, 2012 at 2:05pm by Jman

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

Grammar--PLEASE CHECK!
Please check if my answers in the 2 posts above are correct Thank you -MC
Sunday, May 10, 2009 at 3:52pm by mysterychicken

math (please double check my answers)
a) (9)^1/2 x 4^2/24 according to the way you typed it... = 3 x 16/24 = 2 b) you probably meant 16 x 2^(x+2) = 2^4 x 2^(x+2) = 2^(x+6) 3 sqrt x^1/4 sqrt x/ 5 sqrt x^2 - the order of operation is too ambiguous , use brackets to make it clear. c) 3^-8/3^-6 x 3^-5 = (3^-8)/(3^-6...
Sunday, May 27, 2012 at 10:52pm by Reiny

trigonometry (please double check this)
Answer for b. 29deg 5',239deg 5',38deg 40',218deg 40'. can you plz check if i messed anything.
Thursday, March 3, 2011 at 5:34pm by anon

organic chem
i. 2º ii. 3º iii. 1º iv. 2º 3º= OHCR3 2º=OHCHR2 1º=OHCH2R Double check and post your answers if you have something different.
Thursday, February 21, 2013 at 8:47pm by Devron

check math
Here are my answers. Can you check if I got the right answers? Thank you! (x-4)/(x^2-3x-4) = x+1 (x^3-8)/(x-2)=x^2+2x+4 (5-x)/(x^2-25)=-x-5 (x^2-4x-32)/(x^2-16)=(x-8)/(x-4) first one should be 1/(x+1) second is good third: -1/(x+5) 4th is ok Have you not been taught to place ...
Wednesday, August 8, 2007 at 3:27pm by Anonymous

World Geo.
Oh my -- is this your entire geography assignment this evening? You're wrong about # 6. The British is not a continent. The 7 continents are North America, South America, Asia, Europe, Africa, Antarctica, and Australia One of your answers is the Horn of Africa. Another ...
Friday, May 29, 2009 at 8:14pm by Ms. Sue

Art
thank you you helped me double check my answers and give me a 10/10
Monday, February 20, 2012 at 6:23pm by THX

college math
Use sets to verify the following answers a. 4+5=9 B. 0+6=6 C. 10+2+12 I want to know if I'm doing this right. please check my answers. I'm confused on how to do this but I'm giving it a shot. A. a+b=c b. 0+2=a C. 5+5+2=12
Monday, January 11, 2010 at 4:41pm by sueann

psychology
Please double-check your spelling.
Monday, June 20, 2011 at 10:30pm by Writeacher

7th grade math check
Ok I was wondering if you could check these 3 problems please. I am suppose to set these equations equal but I am not sure if did them right. I think I accidently solved these systems as substitutions. The answers are suppose to be in coordinate pairs. 1) x - y = 11 -3x + y...
Thursday, April 12, 2012 at 9:11pm by saranghae12

Eng B
You keep reposting questions that apparently no one here knows about. You'll have to reread those passages and double-check your answers. Sorry.
Monday, April 29, 2013 at 10:21am by Writeacher

Math-Statistics-please doublecheck my answers
In the fall of 2000, 54% of the almost 34,000 first-year students attending one of the California State Universities had strong enough math skills to take an entry level course. 1)Based on a sample of 20 students, can we assume our calculations will be accurate? My answer is: ...
Tuesday, January 31, 2012 at 8:38pm by Mandy

Math
Please check double check me please. For the decimal 8.57932 What is the place value of 5? Ten Thousandths What is the place value of 2? Ones That number is: eight ones + five tenths + 7 hundredths + 9 thousandths + 3 ten thousandths + 2 hundred thousandths
Tuesday, February 19, 2008 at 9:49pm by Damon

Math
Please double check me. Brett saved $670 at the bank. he want to save $3800 for a trip to disneyland. what percent of his goal has been reached? 17.6%
Tuesday, March 30, 2010 at 9:48pm by Amy

English
You are going to take a quiz. I'll distribute exam papers. You should write down the answers. Fill in the blanks with suitable expressions. Take one and pass the others to the other students. First write down your number and name on the top of the paper. You have 3 ...
Tuesday, June 10, 2008 at 9:27am by John

Social Studies
Most of the starred answers are right, but # 16 is wrong. Please check your book for these answers. Since this is a study sheet, I assume you need to know these answers for a test over material that you are supposed to know.
Monday, September 17, 2007 at 8:35pm by Ms. Sue

chemistry
Please, can you give the answer??? i want to double check
Monday, March 1, 2010 at 6:44pm by jargal O

Maths
Question: I graphed -2x+y=-6 Y=-(1/3)x+1 & w/ the options No Solution, Infinante Solutions, or ( , ) I found the answer is (3,1) am I correct? What would be a better way to double check my answers?
Monday, October 22, 2012 at 11:09am by ArthurK

check math
Here are my answers. Can you check if I got the right answers? Thank you! (x+y)^3= x^3+3x^2y+3xy^2+y^3 [x^(3/2)][x+x^(5/2)-x^2] = x^(5/2)+x^4-x^(3/2) the last term in the second question should be - x^(7/2), (you were adding 5/2 and 2 in the exponents)
Wednesday, August 8, 2007 at 3:43pm by Anonymous

chemistry
I didnt' check the math on the molmass, so double check that , but you have it down right procedure.
Monday, October 27, 2008 at 4:20pm by bobpursley

Math (please help)
could you help me check my answers?
Wednesday, October 19, 2011 at 10:07pm by Jillian

Math(Please check answers)
Thank you!
Sunday, September 5, 2010 at 5:11pm by Hannah

trigonometry (please double check this)
kjskjdVKNSDKBvkSJJNb ksd
Thursday, March 3, 2011 at 5:34pm by asfskakkmvd skv

Spanish (double check my work please)
the words with ("") are underlined.
Wednesday, March 16, 2011 at 1:31am by anon

trigonometry (please double check this)
""ƒÆ "" is supposed to be theta.
Thursday, March 3, 2011 at 6:32am by anon

English
Please double-check ALL your spelling. Then re-post.
Thursday, October 2, 2008 at 3:55pm by Writeacher

Algebra
Would someone please check these answers? Simplify. 3/x-5+1/1-4/x-5 For this answer I got: x-2/x-9 Divide. x^2-49y^2/6x^2+42y/(x^2-7xy) For this answer I got: (x+7y)/6x(x^2+7y) Add. Express your answer in simplest for. x/6+3x/6 For this answer I got: 2x/3 Please check my ...
Thursday, July 12, 2007 at 10:41am by Linda

science someone please check my answers
I disagree with your answers for 1 and 4.
Wednesday, May 12, 2010 at 8:30pm by Ms. Sue

Math
Please double check me. Terry went on a 60 mile canoe trip. on first day, he traveled 21 miles. what percent of the total distance was that? 35%
Tuesday, March 30, 2010 at 9:46pm by Amy

To Sam: Penn Foster answers
Please do not post any more answers. Jiskha is not a repository for any exam answers. In addition, we have no idea what the questions are. If you want to post a couple of your exam questions along with your answers, we'll be glad to check them for you.
Monday, October 3, 2011 at 5:36pm by Ms. Sue

Geometry-Please check my answers
Both your answers are correct.
Tuesday, March 1, 2011 at 8:06pm by Helper

statistics check my answers please
The answers above are wrong.
Thursday, November 16, 2006 at 10:56pm by pri

Math PLEASE HELP
Please finish these questions so I can check my answers. All my answers are at the bottom. Adding and subtracting mixed numbers. Please finish these questions. The answer must be reduced to lowest terms! 1. 3 2/5 + 6 1/5= 2. 4 2/5 + 1/10= 3. 2 3/12 + 2 3/6= 4. 5 3/9 + 2 1/3= 5...
Wednesday, December 1, 2010 at 9:06pm by Pratigya

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