Friday

June 24, 2016
Number of results: 119,651

**math,correction&help**

Is this right:if it still needs more can someone help me out what else can i say....thanks why are polynomials important? polynomials are important because the are used to determine and solve the unknowns in equations. Many natural processes can be modeled in math equations, ...
*March 4, 2007 by jas20*

**math,help,bobpursly**

What are some challenges for rational expressions? Also on my previous question about why are polynomials important bobpursly can you expalin it to me towards what you ment about your responce because i still do not undertand...thanks when you get a chance. Polynomials are ...
*March 5, 2007 by jas20*

**math correction**

correction what is : 1 x 10^-14 / 2.54 x 10^-3 the x's are (times) not variables thank you.
*October 5, 2015 by patrick*

**bobpursly,math ,algebra**

Can you explain to me how is 3and 1/3 minus 1 and 2/3 equal to 1 and 2/3 3 1/3 = 10/3 -1 2/3 = -5/3 -------------- 10/3 - 5/3 = 5/3 5/3 = 1 & 2/3 Another way. 3 1/3 = 2 4/3 -1 2/3 = - 1 2/3 ---------------- 2 - 1 = 1 and 4/3 - 2/3 = 2/3 so final answer is 1 & 2/3
*December 16, 2006 by jasmine20*

**English**

Can you please tell me if these sentences should be evaluated as grammatically wrong in a test? I'm looking forward to your prompt reply THank you 1) Was the hotel as they expected it to be? The hotel was different from they expected (Correction: No, it wasn't. It was ...
*July 2, 2010 by Franco*

**Analytical CHM Lab**

I am filling out my neutralization titration data sheet and i did not understand how to find buret correction (ml) and corrected volume(ml) and Molarity of NaOH without buret correction and as well as with buret correction. in the lab we have used 50 ml of buret for KHP mass(g...
*September 19, 2014 by Jessy*

**math,bobpursly,**

4x-2x^2+4x^3 from 4x^3+x-3x^2 4x^3+x-3x^2 -( 4x-2x^2+4x^3) then changing signs and rearranging terms. 4x^3+x-3x^2 -4x^3-4x+2x^2 answer after ADDING the above.. -3x - x^2 so for the answer isn't it the same as what i had -x^2-3x doesnt' x^2 goes first then -3x
*February 23, 2007 by jas20*

**English**

Thank you very much for your corrections! I just wanted to know if I should evaluate these collocations as mistakes. I included some of the corrections myself. 1) Women had to provide an education to children. (Correction: provide someone with...) 2) Respectability consisted ...
*June 30, 2011 by Henry2*

**bobpursly**

Ok so I am still coming up with problems is it possible for bobpursley to answer this: why does Centripetal force increase with frequency, and same with radius? Thanks for the help
*October 2, 2007 by Amandamac*

**MATH**

BACKPACKING ASLO HAS ITS BASIC FOUR,THESE BEING IN IMPORTANCE,HIKING SHOES,THE BACKPACK,SLEEPING GEAR,AND SHELTER. WHAT CORRECTION SHOULD BE MADE TO THIS SENTENCE? A)change being to are b)change its to it's c)change the colon to a semicolon d)no correction is necessary e)...
*December 2, 2007 by JESSICA*

**math,correction, bobpursly**

Since when is 5^7 =8125? if a number is a multple of ten, that means the last digit is zero. The leading digit cannot be zero. 9*10^5*1 on c, again, the leading digit cannot be zero. d is right e. no leading zero is allowed. 9*9*8*7*6*5*4= ? can someone correct this for me ...
*July 6, 2007 by bobpursley*

**English**

As you advised me to do, I included four sentences I was most doubtful a) 1) The daffodils grow best under the shine of trees (correction: in the shade, under the trees) 2) Time is perceived subjectively / as subjective (both possible). 3) Drunk men (correction: drunken men, ...
*June 30, 2011 by Henry2*

**enlgish**

today hikers prefer a shoe that is six feet high,is amde of leather,and thick sturdy soles. what correction should be made to this sentence? a)insert has before thick b)no correction is necessary
*October 12, 2007 by jenny*

**English**

I really hope someone can tell me if my corrections are correct. As you can see, I took your advice and I corrected them myself! 1) The pilgrims arrived from different parts of society. Correction: The pigrims belong to different social classes. 2) The tales were never ...
*May 27, 2010 by Franco*

**TO BOBPURSLY**

THANK YOU SO MUCH FOR SUCH INCOURAGEMENT. I'm only trying my best because i want to understand all the concepts correctly so like this i don't have worries when my final comes up.
*February 6, 2007 by jasmine20*

**bobpursly**

thank you for all your help that your doing and all the other tutors....
*July 13, 2007 by student*

**Ethics**

please check my answer thanks :) Dr. Jones made an mistake is on of the medical records Three years later Nurse Bonnie noticed the mistake and corrected it This was an improper action because A. Too much time passed B The doctor did not make the correction C. The correction ...
*November 30, 2007 by Lucie*

**English**

What correction should be made to this sentence? At the same time many families having greater income can take basic shelter for granted and proceed to satisfy higher level needs in housing. A)change can to must B)insert a comma after granted C)no correction is necessary
*March 9, 2008 by Jessica*

**English**

I agree with your correction but as I found the following sentence in an Italian book I just wanted to know if, in your opinion, an English mother-tongue expert could have written it. She is such a one-sided character, however, as (?) never to hesitate. Correction ......, that...
*November 1, 2011 by Henry2*

**Statistics**

A conservative correction method for inflated "Alpha values" based on multiple comparisons being carried out independently on a specific data set, is known as...? A. Ad Hoc Testing B. Tukey's honestly significan differences (HSD) C. Post Hoc testing D. Bonferroni correction
*September 2, 2012 by Pat*

**english**

families with limited means are most interested in securing clean,safe, and reasonably comfortable housing than to find quaters that are especially psycholocially stimulating. what correction ahould be made to this sentence? a)change ths spelling of psychologically to ...
*December 2, 2007 by JESSICA*

**bobpursly,.math**

Ok, assume it equals zero. 2x + 3y -6=0 subtract 3y from each side. add six to each side. divide both sides by two. its how its in the book i'm suppost to solve for x. but how? How do I solve for the following: Directions solve each literal equation for the individual variable...
*December 19, 2006 by bobpursley*

**language**

First, you should study the openings posted in the local newspapers-subscribe to all of them if possible, or read it at the public library. what correction should be made? a)replace you with one b)replace you with they c)insert a comma after openings d)replace it with them e)...
*May 11, 2010 by none*

**THANK YOU**

THANK YOU SO MUCH BOBPURSLY.you are a great help to me, i kind of already knew that but it reassured me that i was doing the right thing, i was confused on what side to put my variable on but now i see that i can put it on either side
*January 4, 2010 by kendall*

**writting skills**

what correction should be made to this sentence? one of the lifelong memories many of us share are the moment we obtained a driver's license? a)change the spelling of memoreis to memorys b)inset a comma after memories c)change are to is d)change driver's to drivers e)no ...
*March 6, 2009 by jessica*

**English**

I did some of the corrections myself (in parentheses). Could you please check them? 1) I like doing (making/baking) cakes and reading, but I don't have time to do this (though I can't find time for reading???). 2) I've got a quite oval face. I'm friendly and always smily (...
*November 12, 2011 by Henry2*

**behavior problems (dogs)**

Please check my answer thanks The problem with "quick fix" corrections designed to eliminate one specific behavior is that the A. dog may not respond to the correction. B. dog may be frightened by the correction. C. owner may be unable to utilize the technique at home. D. ...
*October 6, 2008 by Kai*

**Health**

2. When the uterus extends outside the vagina, a condition known as ______ exists. A. dysplasia B. hyperplasia C. Bartholin's gland abscess D. prolapse Answer: A (correction D) 3. The patient had a diagnosis of Addison's disease, which is caused by decreased functioning of the...
*March 31, 2010 by B B*

**math,correction**

Factor 9x(x-7y)-6(x-7y) My answer is: (9x-6)(x-7y) well done
*March 2, 2007 by jas20*

**Math 116**

Correction Let R(t)= the record in the race.
*May 27, 2011 by Kim*

**language**

Lets say that two drivers are involved in an auto accident, and one is injured. what correction should be made? 1)chnage Lets to Let's 2)insert a comma after say 3)remove the comma after accident 4)change is to was 5)no correction im going to say 1
*May 11, 2010 by kayci*

**english**

When you are in school, almost any Subject seems a potential area for a good job. what correction should be made in this sentence? 1)replace you are with one is 2)remove the comma after school 3)change Subject to subject 4)insert a comma after area 5)no correction necessary
*May 11, 2010 by morgan*

**writing**

When you are in school, almost any Subject seems a potential area for a good job. what correction should be made in this sentence? 1)replace you are with one is 2)remove the comma after school 3)change Subject to subject 4)insert a comma after area 5)no correction necessary
*February 10, 2014 by Antoinette*

**correction of math**

given f(x) = 5x - 3, find f (-1). My answer: f(-1)= 5(-1)-3 = -5-3 = -8 correct
*February 8, 2007 by jasmine20*

**chemistry**

Ethanol was used in the solutions to help dissolve the acetylsalicylic acid. Ethanol is slightly acidic, and will react with NaOH. Describe a blank correction experiment; i.e., what experiment you might do to determine how much NaOH reacts with the ethanol in your solution. ...
*January 8, 2011 by Anonymous*

**math, correction**

for graphing: y =10x +40 some points would be: (-3,10), (0,40), and (3,70) yes.
*January 14, 2007 by jasmine20*

**math,help,correction**

directions: subtract 4x-2x^2+4x^3 from 4x^3+x-3x^2 the answer that i came up with was: x^2-3x Is this correct. How did -3x^2 -(-2x^2) become x^2
*February 22, 2007 by jas20*

**math correction**

Find the x-intercepts y= x^2-2x-15 answer: x = 2 +/- sqrt 8 I dont get that. Recheck.
*April 15, 2007 by jasmine20*

**math,correction**

solve: x^2+7x+2=0 My answer: x= (-7 +/- sqrt (41))/(2) good one jasmine
*April 19, 2007 by jasmine20*

**Math**

*CORRECTION* I am supposed to find the 4 vertices of the ellipse 1=(((x+1)^2)/4)+(((y-4)^2)/9) How would I go about doing that?
*March 9, 2009 by Katie*

**algebra**

A man invested half of his money at 5%, one-third of his money at 4%, and the rest of his money at 5.5%. If his total investment income was $570, how much had he invested? and please show me the solution to solve this problem. thanx sorry bobpursly I cant understand your ...
*February 25, 2012 by aj*

**writing**

Still, do-it-yourself renovations is usually a source of pride for new homeowners, no matter how hard or how frustrating. what correction should be made to this sentence? 1)remove the comma after still 2)change is to are 3) change the spelling of usually to usualy 4)remove the...
*June 10, 2011 by Ruth*

**math, correction**

Graph each of the following equation, using the intercept method. 2x + 3y = 6 so the solutions are (0,2) and (3,0) yes.
*January 14, 2007 by jasmine20*

**math,correction,algebra**

is this correct: rewrite the equation 4x-10y = 11 as a function of x. My answer: f(x) = 0.4x-1.1 ok
*April 14, 2007 by jasmine20*

**Math Vocab**

I am doing vocabulary for math and one of the words are negative correction. I search all over the place and didn't find a definition for that word. Help please.
*November 4, 2012 by Emma*

**Calculus**

An airplane is heading at a bearing of N23E at a speed of 700 km/hr, but there is a wind blowing from the west at 60 km/hr. If the plane does not make any correction, what will be the bearing of the plane? What is its speed relative to the ground (ground speed = airspeed + ...
*July 29, 2015 by Alexa*

**math, correction**

am i also correct for this one. directions: list all the factors of 45. my answer: 1,3,5,9,15,45 yes
*February 12, 2007 by jasmine20*

**math,correction**

Is this correct -2.75 would be in fraction: -2 and (3)/(4) Well actually just -2 3/4 You don't need the word "and" unless spoken.
*January 29, 2007 by jasmine20*

**Chemistry- Dr.Bob**

What is the final temperature and physical state of water when 250 grams of water at 85 degrees C is added to 80.0 grams of ice at -15 degree C? Is the physical state of water liquid? The explanation from bobpursly was this The sum of heats gained =0 80(cice)(0+15)+80Hf+80cw(...
*March 1, 2016 by Student*

**math**

correction: use the unit circle to fin the ecaxtvalue for all trig functions theta=2pi/3
*February 1, 2010 by Anonymous*

**Juvenile Justice Procedure**

Locate three separate corrections programs and detention facilities in the Virgin Islands designed for juveniles in gangs. Make sure you have selected one detention facility and one correction program. Your third selection can be of either genre. Write a summary describing ...
*April 16, 2008 by Ranger*

**bobpursly, check please,math**

do you mean like this: 720/(V-30) + 720/(V+30) = 10 Get a common denominator of (v-30)(v+30) then multiplying both sides by that, then (v-30)(v+30)X 720(V+30) + (v-30)(v+30) X 720(V-30)=(v-30)(v+30)X 10(v-30)(v+30) then multily out, and solve for v. 720(v-30)+720(v+30)=10 720v...
*February 25, 2007 by jas20*

**writing**

Sentence 1: I am writing in reply to your advertisement in the Elkhart Sun for a sails representative. Which correction should be made to sentence 1? 1. Replace to with too 2. Replace sails with sales 3. Insert a comma after advertisement 4. Insert a comma after for 5. No ...
*March 25, 2013 by Jessica*

**Chemistry**

What is the final temperature and physical state of water when 250 grams of water at 85 degrees C is added to 80.0 grams of ice at -15 degree C? Is the physical state of water liquid? I don't understand the set up. The setup is like this (answered by bobpursly): The sum of ...
*February 29, 2016 by Student*

**Chemistry**

Standard entropies for substances are defined at a pressure of exactly 1 bar or exactly 1 atm in different books. For gases, this correction factor would be..... in J/molK? Answer is in format 0.xxxxxx I'm a little confused... I'd appreciate any help. 1 atm= 1.013 25 bar or 1 ...
*April 3, 2007 by Jennifer*

** chemistry**

Lab on Determining hard water Not sure if I answered this currently, not completely sure how to explain either. If a student has a non-zero blank correction, but forgets to include that correction in his/her calculations:? a. Would his/her calculated [EDTA] be correct, too ...
*January 17, 2013 by Ahmad*

** chemistry**

Lab on Determining hard water Not sure if I answered this currently, not completely sure how to explain either. If a student has a non-zero blank correction, but forgets to include that correction in his/her calculations:? a. Would his/her calculated [EDTA] be correct, too ...
*January 18, 2013 by Ahmad*

**math,correction**

Problem states. which of the ordered pairs (0,0), (-2,10),(-1,-5),(-3,9) are solutions for the equation y=5x? my answer: all first three except the last pair. so yes to (0,0), (-2,10),(-1,-5) You are correct on (0,0) and (-1,-5). You are incorrect on (-2,10). y = 5x = -10 (not...
*January 26, 2007 by Jasmine20*

**English**

I'm reposting you a few sentences I checked myself again, because you told me they were too wordy. Could you please have a look at them? Thank you 1)A ghost appears to Hamlet and asks him to take revenge and kill his murderer, Claudius. 1) Correction: A ghost appears to Hamlet...
*January 6, 2012 by Henry2*

**math,correction**

is this correct? factor completely: 9x^2-4 my answer: x is approx. +/- ((sqrt (14)/(3)) nope (3x-2)(3x+2) nope (3x-2)(3x+2)
*April 20, 2007 by jasmine20*

**math,correction**

can someone correct this for me. 7(x 3) > 5x - 14 7x 21 > 5x 14 -5x -5x 1x 21 > -14 +21 +21 1x > 7 1x / 1 > 7 / 1 x > 7 the line has an open circle right on number 7 with an arrow going to the positive side. No. WHen you subtraced 5x from 7x, you should ...
*January 9, 2007 by jasmine20*

**math,correction**

can someone correct this for me please. Directions: Evaluate each function for the value specified. f (x)=x^2+7c+10, f (-2) so then this is what i did: f(-2)=-2^2-7(-2)+10 = 4+14+10 = 28 so then that means that f(-2) = 28 sorry the formula should read. f(x)=x^2+7x+10 i need to...
*January 30, 2007 by Jasmine20*

**4th Grade Math Correction**

drwl,thanks so much for your help. You are right I do not understand the method that you used. I was trying to do it the way you described before giving me the answer and it was not working.
*January 8, 2009 by Sean*

**math,correction**

Graph each of the following equations by first solving for y. 2x 3y = 12 so it would be: y = 2/3x 4 and the solutions points would be: So (-3,-6) is a solution
*January 14, 2007 by jasmine20*

**math,correction**

Find the y-intercept of -x - 9y= 9 so this is what i did: -9y = +x +9 i divided both sides by -9 y=(-(1)/(9)x-1 now from here i don't know what to do? y=-1/9 x -1 Yintercept is when x=0 so this is what i get: y=(-(1)/(9)x-1 y= (1(1)/(9)(0)-1 y= -1 so the y intercept is -1 good
*January 27, 2007 by Jasmine20*

**math,correction**

I have to determine which two equations represent parallel lines. equations are (a) y=(-4)x+2 (b) y=(4)x+2 (c) y= (1/2)x +2 (d) y=(-4)x+3 so the answer would be: A and D yes
*January 28, 2007 by Jasmine20*

**math,correction**

i have to simplify (a^7b^2)^7 so this is what i ended up with: a^49b^14 should i reduce it more or its fine like this? It is fine.
*April 19, 2007 by jasmine20*

**English**

I tried to do some of the corrections myself. I think some changes must still be made. Thank you very much. 1)A ghost appears to Hamlet and asks him to take revenge and kill his murderer, Claudius. 1) Correction: A ghost appears to Hamlet and asks him to avenge his murder by ...
*January 5, 2012 by Henry2*

**bobpursley, math,correction**

Let n be a postive integer, then n+1 is the next integer. sum the squares of those noumbers: n^2 + n^2 + 2n +1=85 solve for n. so this is what i did. n^2+2n+1=85 n^2+2n=85-1 n^2+2n=84 n=7056+4n
*January 26, 2007 by Jasmine20*

**math**

Given that h(x)=x+1/x-2 and g(x) =4-x. Find h(g)(x) and find g(h)(x). P.S. Thanks for the correction Steve.
*December 11, 2012 by lindsay*

**Math, correction**

the directions are perform the indicated divisions. so the problem is: (x^2-2x-35)/(x+5) so these are the steps i took: (-36x^3)/(6x)= so my answer was: -6x^2 Nope. Factor the numerator, one of the factors will be x+5, which will divide out.
*January 23, 2007 by Jasmine20*

**MATH,correction**

IS THIS CORRECT NOW. solve by using the quadratic formula. x^2 = -5-5 My answer: x = (-5 +- SQRT (5))/(2) I dont see any x term, so b is zero. sorry it suppost to read that first -5x-5
*April 15, 2007 by jasmine20*

**bobpursly & countiblis,math**

I thought that we can solve anything with equations is it always polynomials. Isn't this the same thing as finding the unknown for an equation. As i said in my previous message or am i wrong. Also what about the rational expressions what are some challenges about working with ...
*March 5, 2007 by jas20*

**English**

Thank you very much for your corrections! Here are some more sentences I need you to revise. 1)There is the appearance of a ghost which urges the hero to commit the revenge. (Correction: to avenge, get/have/take revenge on Claudius/to seek revenge for his own murder). 2)A ...
*January 5, 2012 by Henry2*

**math,correction**

can someone correct this for me please. Directions: Solve the following system by substitution. 5x-2y=-5 y-5x-3 what i received as the solution are : x = - (1)/(5) and y = 2 which it would look like: (-(1)/(5) , 2) correct.
*February 5, 2007 by jasmine20*

**correction of math**

rewrite the equation 2x-3y= -6 as a function of x. My answer. f (x) = (2)/(3) x + 2 No. 2x=3y - 6 divide by two. x=3/2 y -2 hold on i was looking it over. wouldn't it be: 2x-3y=-6 would actually be: -3y=-2x-6 y= 2/3x+2 because you said that it would be x=3/2y-2 but how can ...
*February 8, 2007 by jasmine20*

**English**

I forgot to include the following statements. Thank you. 1) You are fast like a lighning. Better: You are as fast as lightning. 2)Is it possible to write: "I didn't correct this paragraph because it was your first draft. You re-wrote it neatly (?) on your foolscap paper. (See ...
*December 5, 2010 by Franco*

**MATH 8TH GRADE Correction**

Sorry I forgot to give directions for each problem. The lines represent that the numbers are fractions. Thank you. Multiply 7/8 ~ 24/49 = Divide 45/81 = Simplify 73/5 =
*October 29, 2011 by PLEASE HELP*

**English**

In your previous post you wrote "time is perceived as subjective" so I won't evaluate it as a mistake. What do you think? I still have two more doubts. 1) The character's thougts flow freely without any temporal structures. (correction: .... freely in time). It lacks any ...
*June 30, 2011 by Henry2*

**math,correction**

can someone correct me: i have to graph i have the inequalities: 3x -6y = 9 x -2y = 3 what i have is the points to plot if my y = -3/2 and my x = 0 therefore: (0,-1.5) and (0,0) No. If y=0, then x=3 . Check that.
*January 6, 2007 by jasmine20*

**algebra - correction of previously submitted. Is t**

4t^2/5=t/5+3/10 = t=3/4, t=-1/2
*December 18, 2011 by Kai*

**Algebra (Please help!)**

What is the error and what is the correction? -1/4 / 3/2 = -4/1 x 3/2 = -12/2 = -6
*December 13, 2014 by Hallie*

**math,correction**

Solve each of the following equations for x. Problem#1 (x)/(6) - (x)/(8) MY answer: x = 24 Problem #2 (x)/(x-2) - (x+1)/(x) = (8)/(x^2-2x) My answer is: 6 = x or x = 6 right on the first one. check your math on the second one. i've done it twice and both times got (-10).
*March 7, 2007 by jas20*

**math,correction**

the problem is: 4x+y>=4 so after solving for the equation line formula y=mx+b I got : y>= -4x+4 the points to plot was: (-1,8),(0,4),(1,0),(2,-4) and the line will be solid and the shading for solution would be on top going in that-------> direction.
*January 29, 2007 by jasmine20*

**math,algebra,correction**

Is this correct: solve using the quadratic equation: 5x^-4x+1=0 My answer: x= (2)/(5) +/- (1)/(5)i Or should i combine the denominators to look like this: x= (2+/-1)/(5) i I don't like where you show the i I would write the solution as (2 +-i)/5 or 2/5 +-i/5
*April 16, 2007 by jasmine20*

**Math (repost)**

In standard form, find the equation of the circle that passes through the origin and x-intercept 1 and y-intercept 2. (I fixed a correction a little too late after a response.) Help please? thanks!
*February 7, 2010 by Ben*

**5th grade Language Arts**

I missed these questions on homework about adjectives. Can you double check my corrections? Directions: 1. tell what is the adjective 2. what noun or pronoun it's describing Sentences: 1. Rhode Island is a small state. My orig ans: 1. small, 2. Rhode Island Correction: 1. ...
*January 20, 2013 by Alex*

**bobpursly,**

Is this correct now after i revised it Multiply. 3xy^2(5xy-4x+6y) 3xy^2(5xy)=15x^2y^3 3xy^2(-4x)=-12x^2y^2 3xy^2(6y)=18xy^3 so i get from this 15x^2y^3-12x^2y^2+18xy^3 correct awsome i just thought that the 15x^2y^3-12x^2y^2 should be combine...
*February 28, 2007 by jas20*

**english**

Sentence Correction and Changes in Writing
*September 11, 2010 by lisa*

**algebra **

what is the error in finding the sum? 3/10 + (-1/10) = 3+1/10 = 4/10 = 2/5 what is the correction?
*December 2, 2014 by Felicity *

**algebra **

what is the error and the correction in finding the difference? 3/4 - 9/2 = 3-9 (4-2) = -6 / 2 = -3
*December 8, 2014 by clara*

**English**

Thank you very much for your last corrections. Can you check these sentences, too? Thank you very much in advance. 1)Th urban population was affected by serious diseases such as smallpox nd typhus. 2)The majority of children died before the age of five (before they reached the...
*April 4, 2010 by Franco*

**E.L.A. PLEASE CHECK!**

Identify the best correction of the clause fragment. When you get to the end of the block. A- Delete of the block. B- Change you to we. C- Change When to After. D- Add Turn to the beginning of the fragment. My choice is D. Identify the best correction of the clause...
*October 1, 2014 by Skye*

**math,correction & help**

Write the equation of the line L satisfying the given geometric conditions. L has y-intercept (0, -3) and is parallel to the line with equation y = 2/3x + 1.
*January 16, 2007 by jasmine20*

**math,correction**

i am really trying is this correct. solve: 5(x-2)^2 = 3 MY ANSWER THAT I GOT IS: X = 2 +- (SQRT (3) )/(5) no. 5(x-2)^2 = 3 (x-2)^2 = 3/5 x-2 = +- sqrt (3/5) x= 2 +- sqrt (3/5) so the whole fraction of 3/5 is inside the sqrt yes
*April 15, 2007 by jasmine20*

**math,correction**

simplify: 7sqrt(7x) + 5 sqrt (7x) My work: (7+5)sqrt (7x) My answer: 12sqrt (7x) is this correct? It looks fine. Good work. Thanks for asking.
*April 19, 2007 by jasmine20*

**math ,correction**

Solve each of the following equations for x. Problem#3 (5)/(x+6) + (2)/(x^2+7x+6) = (3)/(x+1) My answer is: x = 5 Problem #4 (2)/(5)= (x-2)/(20) My answer is: 10=x whoa. good luck. =0
*March 7, 2007 by jas20*

**algebra**

correction to previous problem should read: (w^2-1)/(w-1) x (w-1)/(w^2+2w+1)
*July 13, 2009 by Joe*

**please help (algebra)**

What is the error and correction in finding the difference? 3/4 - 9/2 = 3 - 9/4 - 2 = (-6/2) = -3
*December 10, 2014 by anon*

**Math**

A sample of 100 students is selected from a known population of 1000 students to construct a 95% confidence interval for the average SAT score. What correction factor should be used to compute the standard error?
*September 5, 2010 by Robin*