Number of results: 71,105
help me its urgent
Consider the following student errors. After each error, state: i) What the mistake is. ii) Why you think it has been made. iii) How you would explain and correct the mistake with a student. a) I am a secretary for five years. i) ii) iii) b) I have eat breakfast. i) ii) iii) c...
Thursday, December 2, 2010 at 4:18am by rahila
algebra II URGENT
if peter received grades of 88,83,75,and 80 on four tests in English, what is the minimum grade he has to score on the fifth test to have an average of at least 85 for the course?
Tuesday, May 4, 2010 at 2:29am by bev
algebra II-URGENT
the perimeter of a rectangular yard is 270 feet. If its length is 25 feet greater than its width what are the dimensions of the yard
Monday, May 3, 2010 at 12:30am by bev
algebra 1...urgent
If your question is so urgent, what have you done to try to solve these problems?
Wednesday, March 5, 2008 at 9:24pm by Ms. Sue
urgent urgent urgent
nor do I understand the question. Chemical makeup: proteins, containing C, H, O, N, a few S, and some P.
Friday, February 8, 2013 at 9:26pm by bobpursley
urgent urgent urgent
what is the chemical make up of actin and myocin
Friday, February 8, 2013 at 9:26pm by zachary
URGENT LANGUAGE ARTS
PLEASE THIS IS URGENT VERY URGENT BUT I NEED HELP
Monday, December 17, 2012 at 9:00pm by Gabby
Algebra II
Please do not confuse me by posting the same problkem again and again Algebra II - Damon, Monday, July 4, 2011 at 3:51pm x , f(x) -5 , -1/3 -4 , -1/2 -3 , -1 -2.5 , - 2 -2 undefined denominator of zero -1.5 , +2 -1 , +1 0 , +1/2 1 , +1/3
Monday, July 4, 2011 at 3:50pm by Damon
urgent urgent algebra / precalculas
e^(0.03k) = 1.4 0.03k*Lne = Ln1.4 0.03k*1 = 0.33647 k = 11.22
Friday, March 22, 2013 at 6:24pm by Henry
ALGEBRA.....URGENT
Find the number of solutions to the equation 1/a+1/b+1/c+1/d=1 where a, b, c, d are positive integers and a≤ b≤ c≤ d.
Thursday, April 18, 2013 at 4:09am by HELP ME...uRGENT!
Algebra
elimination method means to eliminate one of the variables.let us eliminate s. 3r - 5s = 6 ---I 5r + 3s = 44 --II as a thumb rule multily eq I by 3 (coef. of s in eq II) and multiply eq II by 5 (coef. of s in eq II) 9r - 15s = 18 ---I 25r +15s = 220 --II By vertical addition ...
Monday, November 23, 2009 at 9:28pm by Anonymous
urgent urgent algebra / precalculas
1. Given a function,H(x)explain how to find the components f(X)AND g(x) such that f(g(x)) = H(x) 2. let H(x)=(2x+5)^4 find the function f and , so that f(g(X))=H(x)
Sunday, March 24, 2013 at 10:41am by zachary
Chem II (urgent plz)
Consider a titration of 50.00 mL of 0.1005 M HCl with 0.1012 M NaOH.
Tuesday, July 17, 2007 at 9:19am by Jessie
algebra II URGENT
(x+88+83+75+80)/5 ≥ 85 x+88+83+75+80 ≥ 425 x ≥ 99 look like Pete needs a perfect paper
Tuesday, May 4, 2010 at 2:29am by Reiny
urgent urgent algebra / precalculas
I would let g(x) = 2x+5 , and f(x) = x^4 check: f(x) = x^4 f(g(x)) = f(2x+5) = (2x+5)^4
Sunday, March 24, 2013 at 10:41am by Reiny
urgent urgent algebra
find the composite function fog f(X) = 1/X-5,g(x)-6/x question 2 find inverse, domain range and asymatotes of each function f(x)=3+e^4-x can some one help me please been stuck on these for 2 days need help solving thank you
Tuesday, March 19, 2013 at 11:44pm by zachary
math urgent urgent urgent
perpendicular to line -2x+y=7 contains the point (-4,-2) the equation of line is
Friday, November 30, 2012 at 11:56pm by zach w
oops--urgent urgent urgent
know, not now
Friday, February 8, 2013 at 9:26pm by DrBob222
CALCULUS! PLEASE HELP URGENT!
I think all three of them have derivatives because when I put them into the calculator, I saw no discontinuities. but i am debating if it's II and III.
Thursday, October 8, 2009 at 5:54pm by Mark
geometry
Use the following statements to answer questions 2 and 3. I. If it is warm out and does not rain, then i will go to the beach. II. If i order strawberry or cookies and craam ice cream then i will be happy. III. If i go to the party, then i will see Fred. 2. Which of the above ...
Friday, October 26, 2007 at 2:32pm by Haiden
Someone said its English... but its geometry
Use the following statements to answer questions 2 and 3. I. If it is warm out and does not rain, then i will go to the beach. II. If i order strawberry or cookies and craam ice cream then i will be happy. III. If i go to the party, then i will see Fred. 2. Which of the above ...
Friday, October 26, 2007 at 3:15pm by Haiden
urgent urgent algebra / precalculas
rewrite each in exponential expression as a logarithmic expression log, x=4 log 5=2 log b=x
Friday, March 22, 2013 at 6:12pm by zachary
math urgent urgent urgent
(12,0) and (0,6) center at (-2,2) radius 3 domain all reals, range all reals >= -9 (-2,-25)
Saturday, December 1, 2012 at 12:37am by Steve
urgent urgent algebra
assuming a typo, I see f(x) = 1/(x-5) g(x) = 6/x so, f◦g = f(g) = 1/(g-5) = 1/((6/x)-5) = 1/((6-5x)/x) = x/(6-5x) check for some value, say, x=2: g(2) = 3 f(3) = -1/2 (f◦g)(2)=2/(6-5*2) = 2/-4 = -1/2 y=3+e^(4-x) y-3 = e^(4-x) ln(y-3) = 4-x x = 4 - ln(y-3) ...
Tuesday, March 19, 2013 at 11:44pm by Steve
algebra
I am not very confident with algebra and am failing my class. Can you please help with parts c and d?
Monday, November 16, 2009 at 10:20pm by LeAnn/URGENT
Algebra; URGENT
That helps somewhaaat.c: In terms of Algebra?
Tuesday, February 7, 2012 at 7:08pm by A Girl.
urgent urgent algebra
rewrite each in exponential expression as a logarithmic expression a)log,x=4 b)log 5=2 c)log ,8=x
Thursday, March 21, 2013 at 5:24pm by zachary
Algebra II
I need to write a polynomial in SIMPLEST FORM having roots 2,-2 and 4. I have to gt rid of the parentheses by multiplying everything out.Did I do it correctly? Also, someone said yes, but I'm wondering if it suppose to have anything else done to it-it seems way too easy ...
Thursday, September 22, 2011 at 6:32pm by Jessica
Math algebra (urgent!) help me! Thanks a lot!! (;
Mr lol bought x oranges for $30 and sold them at a profit of 5cents per orange. Write down the (i)cost price of an orange. (ii)the selling price of an orange When he had sold all except 20 of the oranges, he found he had received $28. (iii) form an equation in x and show that ...
Saturday, June 18, 2011 at 1:00pm by Click6
urgent urgent urgent
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. explain the process the muscle go through
Wednesday, February 6, 2013 at 9:11pm by zachary
math urgent urgent urgent
1)let f(x) be a polynomial function explian how to use the factor theorem to check if (x-c) is a factor of F(x) 2) use synthetic division to factor X^2-2x^2-9x+18 completly
Friday, November 30, 2012 at 9:30pm by zach w
math urgent urgent urgent
-2x+y=7 can be written as y=2x+7, so we see it has slope=2 so, the perpendicular has slope -1/2 now you have a point and a slope: y+2 = -1/2 (x+4) and you can massage that as you will.
Friday, November 30, 2012 at 11:56pm by Steve
urgent urgent urgent
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. •Explain the chemical process that occurred ...
Thursday, February 7, 2013 at 11:42am by zachary
Calculus
Let f be defined as follows, where a does not = 0, f(x) = {(x^2 - 2a + a^2) / (x-a), if x does not = a 5, if x = a Which of the following are true about f? I. lim f(x) exists as x approaches a II. f(a) exists III. f(x) is continuous at x = a. A. None B. I, II, and III C. I ...
Saturday, October 22, 2011 at 6:34pm by Mishaka
chemistry
For the following: i) H3PO4 > H3AsO4 > H3SbO4 ii) H2Te > H2Se > H2S > H2O iii) HCl > HBr > HI iv) SbH3 > AsH3 > PH3 > NH3 The order of acidity is correct for which series? 1. ) all are correct 2. ) i and ii...
Tuesday, November 24, 2009 at 2:32pm by bob
science
Which of the following properties increase with increasing atomic number for fluorine and chlorine? I. melting point of the elements (yes) II. boiling point of the hydrogen halides A) I only B) II only C) Both I and II D) neither I nor II I think it's A - is that right?
Saturday, January 1, 2011 at 6:07pm by i love chem
Algebra II
Two algebra II questions... simple, i believe? give a numerical example to show that subtraction is not commutative. and give a numerical example to show that subtraction is not associative. thanks(:
Wednesday, August 18, 2010 at 10:08pm by Brian
math urgent urgent urgent
6x+2y=12 find intercept a circle equation x^2+y^2+4x-4y-1=0 and graph 2)find domain and range f(x)=x^2-4x-5 find vertex of f(x) =x^2+4x-21
Friday, November 30, 2012 at 11:56pm by zach w
math urgent urgent urgent
x+2y=12 find intercept a circle equation x^2+y^2+4x-4y-1=0 and graph 2)find domain and range f(x)=x^2-4x-5 find vertex of f(x) =x^2+4x-21
Saturday, December 1, 2012 at 12:37am by zach w
Chemistry
Which of the following is/are present in a reagent bottle labeled 1.0 M H2SO4? I. H2SO4 II. HSO4- III. SO4-2 A. I only B. I and II C. II and III D. I, II, and III
Saturday, April 13, 2013 at 2:35pm by Anna
urgent urgent algebra
I am assuming you mean log _10 x = 4 in the equation. For this, log _x y = z, x^z = y So, x = 10^4 = 10,000 (a) (b) log _x 5 = 2, x^2 = 5, x = sqrt 5 (c) i guess you meant log 10_ 8 = x so 10^x = 8 plug this into calculator, "log 8" to get 0.903089987 etc... good luck
Thursday, March 21, 2013 at 5:24pm by Knights
MATH-IN URGENT NEED OF HELP!
About sequences.... (i) 32, 25,18,11,4 ____(Answer?) (ii)1,3,6,10,15 ____ (iii) 1,3,9,27,81 (iv)64,16,4,1,1/4(this is NOT a typo!)
Tuesday, December 13, 2011 at 9:52am by Howler
CALCULUS! PLEASE HELP URGENT!
Which of the following functions have a derivative at x=0? I. y= absolute value(x^3-3x^2) II y= square root(x^2+.01)- absolute value (x-1) III y= e^x/cosx
Thursday, October 8, 2009 at 5:54pm by Mark
chemistry (urgent)
can you tell me how the beta-plus decay process may be understood (i) at the level of individual nucleons and (ii) at the level of quarks, by writing a decay reaction in each case.
Saturday, May 2, 2009 at 2:36pm by mathew -b
Algebra II
cosØ = -√3/2 1. find the reference angle (using the positive result √3/2 , use inverse cos to get and angle of 30° ( Make yourself familiar with the ratio of sides of the 30-60-90 triangle) 2. Where is the angle Ø ? Since the cosine is ...
Friday, September 2, 2011 at 8:48pm by Reiny
English language
what could be an example of something that is urgent but is not important? and something that is important but not urgent? these questions refer to daily actions or well any actions, i have absolutely no idea how to answer that. Sure doesn't urgent and important meant ...
Tuesday, November 29, 2011 at 2:32pm by Caroline
Calculus (Limits)
Let f be defined as follows, where a does not = 0, f(x) = {(x^2 - 2a + a^2) / (x-a), if x does not = a 5, if x = a Which of the following are true about f? I. lim f(x) exists as x approaches a II. f(a) exists III. f(x) is continuous at x = a. A. None B. I, II, and III C. I ...
Saturday, October 22, 2011 at 7:30pm by Mishaka
algebra
let's write the old and new equations: (i) 6x+3y=12 (ii) 6x+3y=36 notice that they have the same slope, thus the new line (ii) is parallel to the original line (i). also , transforming this into slope-intercept form, they become (i) y = -2x + 4 (ii) y = -2x + 12 the y-...
Thursday, April 14, 2011 at 5:36pm by Jai
Chem Urgent!
heating an ore of antimony and iron II sulfide. Sb2S3+3Fe-->2Sb+3FeS when 15g Sb2S3 reacts with an excess of Fe, 9.84g Sb is produced. what is the pecent yeild of this reaction?
Wednesday, February 20, 2008 at 7:46pm by lilly
algebra URGENT HELP
A)p(x)= x(x+2)(x-4) b)p(x)=(x+2)^3(x-1)
Sunday, March 10, 2013 at 12:03am by zachary
algebra..urgent...
yes i did...
Sunday, January 6, 2008 at 9:14pm by ana
algebra..urgent...
o...ok...
Sunday, January 6, 2008 at 9:14pm by ana
algebra..urgent...
ok...
Sunday, January 6, 2008 at 9:14pm by ana
math URGENT
please factor 2.75x^2-7x-120
Wednesday, December 19, 2012 at 7:51pm by TyLeR c URGENT
Business law
Which of the following statements are true? I. Federal law does not provide any right of workers to bargain collectively. II. It is not an unfair labor practice for an employer to refuse to bargain with a duly elected employee union. a. I only b. II only c. Both I and II d. ...
Tuesday, June 30, 2009 at 2:28pm by Anonymous
Precalculus(URGENT)
Sorry, I only do the non-URGENT ones
Thursday, March 11, 2010 at 4:38pm by drwls
Algebra II ??
This is algebra? 3.60 / 8 = ? price per pound
Thursday, December 3, 2009 at 7:43pm by Ms. Sue
College Algebra
You are not ready for algebra II. You need a tutor quickly.
Wednesday, November 18, 2009 at 7:41pm by bobpursley
Urgent language arts
It's urgent i got 5 min.
Monday, December 17, 2012 at 11:48pm by Gabby
chemistry urgent urgent
Why are you having trouble with this? What is it you don't understand?
Monday, December 10, 2012 at 9:00pm by DrBob222
chemistry
Which of the following would lower the vapor pressure of a sample of butanol in a closed container? I) decreasing the temperature of the sample II) decreasing the size of the container III) draining off some of the liquid a. I, II and III b. I and II c. II and III d. I and III...
Friday, January 28, 2011 at 7:31pm by john
algebra URGENT HELP
what is the question?
Sunday, March 10, 2013 at 12:03am by bobpursley
Pre-Algebra[URGENT]
5\2
Tuesday, May 26, 2009 at 10:46am by Anonymous
Algebra 2 URGENT PLEASE HELP
h t t p : / / b i t . l y / b z p B K 9
Tuesday, September 7, 2010 at 8:13pm by Bob
Algebra 2 URGENT
Simplify: 1/y^2-y-2+1/y^2+y
Monday, October 19, 2009 at 7:43pm by Trisan
Algebra 2 URGENT
Simplify: (a-b)/(a^-1-b^-1)
Monday, October 19, 2009 at 12:23am by Trisan
Algebra 2 URGENT
Simplify: (1)/(t^2+t)+(1)/(t^2-t)
Monday, October 19, 2009 at 12:19am by Trisan
Algebra 2 URGENT
Simplify: (x)/(x-1)-(1)/(x+1)
Monday, October 19, 2009 at 12:16am by Trisan
Algebra 2 URGENT
Simplify: (1)/(z-4)-(1)/z+4
Monday, October 19, 2009 at 12:15am by Trisan
Pre-Algebra[URGENT]
it's not C or D
Tuesday, May 26, 2009 at 11:05am by y912f
Chem URGENT!
You have written the word equation. If you want the symbol equation it is Ni + Pb(NO3)2 ==> Ni(NO3)2 + Pb And in the word equation, probably you should have lead(II) nitrate and nickel(II) nitrate read as "nickel two nitrate" and "lead two nitrate".
Tuesday, March 11, 2008 at 1:52pm by DrBob222
Math *URGENT
Wow, classic case of urgent "homework dumping" I will be very happy to check your answers.
Thursday, December 20, 2012 at 9:37pm by Reiny
Venn Diagram (URGENT)
What are 6 similarities between Canada and Haiti? 1. French Influence 2. 3. 4. 5. 6. Please someone help, this is urgent. thank you.
Thursday, April 30, 2009 at 12:56am by John
chemistry urgent urgent
Answered in another post.
Monday, January 28, 2013 at 10:51am by Devron
chemistry urgent urgent
do compare the differentes
Monday, December 10, 2012 at 9:00pm by zachary
URGENT LANGUAGE ARTS URGENT~!
The website also says the hyphen is unnecessary when it follows the modified word.
Friday, April 12, 2013 at 10:09pm by Ms. Sue
egypt
urgent!!!!urgent!!!!!! have to go to bruins game at 5:45whats the magical fiqures inbetween the rapping in a mummy?
Thursday, January 29, 2009 at 5:06pm by lilgeeny245
Math urgent
explain how to compute the xy term of the product (3x-4y)^2? if possible with solution please.... its urgent
Sunday, September 7, 2008 at 5:01pm by Ayushma
chemistry
the Ka for acetic acid, HC2H3O2, is 1.8x10-5 at 25 deg. Celsius. In a .10 M solution of potassium acetate, which of the following are true? I. [HC2H3O2] = [OH-] II. [H+] = [OH-] III. [C2H3O2-] < .10 M a. I only b. II only c. III only d. I and II e. I, II and III What is...
Sunday, April 22, 2007 at 8:05am by Anonymous
algebra URGENT HELP
both are correct
Sunday, March 10, 2013 at 8:22am by Reiny
ALGEBRA/ URGENT
Ok,I was one off. Thank you!!!
Thursday, November 25, 2010 at 9:44am by AMY
Algebra 2 URGENT
Simplify: x+2/x^2+x-2/2x
Monday, October 19, 2009 at 7:47pm by Trisan
Algebra 2 URGENT
Simplify: 1/u^2-2u-1/u^2-4
Monday, October 19, 2009 at 7:46pm by Trisan
Algebra 2 URGENT
Simplify: (1)/u^2-(2u)/(1)/(u^2-4)
Monday, October 19, 2009 at 12:17am by Trisan
Pre-Algebra[URGENT]
Thanks -MC
Tuesday, May 26, 2009 at 11:05am by mysterychicken
Pre-Algebra[URGENT]
the answer is A
Tuesday, May 26, 2009 at 11:05am by y912f
Pre-Algebra[URGENT]
Thank you -MC
Tuesday, May 26, 2009 at 10:46am by mysterychicken
Pre-Algebra(URGENT)
you can do this. what is y when x is zero, when x is 1, and when x is 4?
Thursday, May 14, 2009 at 7:32pm by bobpursley
Algebra (urgent!)
Now do a cube :)
Tuesday, January 13, 2009 at 5:50pm by Damon
Urgent algebra help!
Thank you so much! You were a great help.
Wednesday, January 7, 2009 at 5:10pm by Caroleen
Chemistry
Which of the following represents a pair of isotopes? Atomic Number Mass Number a. I 7 16 II 8 16 b. I 17 34 II 18 36 c. I 17 35 II 17 37 d. I 7 14 II 8 16 e. I 17 37 II 18 37
Tuesday, March 23, 2010 at 5:47am by Husy
algebra II-URGENT
P=2l+2w 270=2(w+25)+2w 270=2w+50+2w 220=4w 55=w so l=w+25 =55+25 =80 Check P=2l+2w 270=2(80)+2(55) 270=160+110 270=270
Monday, May 3, 2010 at 12:30am by lauren
algebra ll
Have you considered simplfying each first? If you can't add these, you are in deep trouble in algebra II. Adding fractions is prealgebra forte.
Sunday, October 26, 2008 at 9:01pm by bobpursley
GEOGRAPHY (URGENT!!!)
I NEED HELP!!! this is urgent!!! Human-Environmental Interactions: how did the people in Khartoum modify the environment? how is the people in khartoum being influence by the physical landscape/environment? sorry my grammar sucks i have other questions but i really extremely ...
Thursday, November 18, 2010 at 7:50pm by NEED HELP URGENT!!!
Algebra (URGENT)
f(x)=2x+5y-20
Wednesday, December 7, 2011 at 11:32pm by jake
Pre algebra
Urgent!!!! plz answer
Sunday, December 4, 2011 at 5:11pm by Nicole
algebra 1 honors
If r=5/3r+20/3, what is r? URGENT!!!!
Monday, May 2, 2011 at 7:25pm by Patrick
ALGEBRA/ URGENT
I agree that your line is of the form y = (1/4)x + b 5 = 1 + b b = 4 y = (x/4) + 4
Thursday, November 25, 2010 at 9:44am by drwls
ALGEBRA 2 URGENT! PLEASE HELP!
Simplify 8(2^x-1)=64
Tuesday, September 14, 2010 at 7:12pm by Tristan
Pre-Algebra[URGENT]
36 calls
Tuesday, May 26, 2009 at 11:05am by Anonymous
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