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April 21, 2014

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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

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

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

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 the ...
Thursday, September 22, 2011 at 6:32pm by Jessica

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

Math - Advanced Algebra
if -1 < u < 0 < v < 1, which of the following in qualities could be true? I. u/v < -1 II. -1 < u/v < 0 III. u/v > 0 A) I only B) II only C) I and II only D) I and III only E) I, II and III
Saturday, September 7, 2013 at 7:45pm by Venus

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

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 3. )i, ii and iv 4. ) ii, iii 5. ii, iv...
Tuesday, November 24, 2009 at 2:32pm by bob

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
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

Algebra II
cos = -√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 ? Since the cosine is negative in II and III in II...
Friday, September 2, 2011 at 8:48pm by Reiny

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

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

chemistry
A student determines the cobalt(II) content of a solution by first precipitating it as cobalt(II) hydroxide, and then decomposing the hydroxide to cobalt(II) oxide by heating. How many grams of cobalt(II) oxide should the student obtain if her solution contains 46.0 mL of 0....
Monday, March 3, 2014 at 4:30pm by jen

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

statistic
which is true about the response variable? i this used to be called the dependent variable. ii when graphing the data, the response variable is plotted along the x-axis only I only ii both I and ii neither I or ii
Tuesday, January 14, 2014 at 2:14pm by helen

College Algebra
You are not ready for algebra II. You need a tutor quickly.
Wednesday, November 18, 2009 at 7:41pm by bobpursley

Chemistry
Which of the following does form a Group II cation? lead iron cobalt nickel How do you figure this one out? You must know what is in group II. Fe, Co, and Ni are in group III. Pb is in both group I and group II. Pb ppts as the chloride in group I and as the sulfide in group II.
Tuesday, February 20, 2007 at 11:47am by Chemistry

Calculus, check my answers, please? :)
Okay, so I think these are right, but I would appreciate if someone could check them and tell me if something is wrong and what the right answer is. I'd also appreciate an explanation if possible. :)Thank you! 7. Given that f(x)={x^3 if x ≥ 0 {x if x < 0 which of the ...
Wednesday, October 2, 2013 at 11:15pm by Samantha

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 II ??
This is algebra? 3.60 / 8 = ? price per pound
Thursday, December 3, 2009 at 7:43pm by Ms. Sue

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 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

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

chemistry (WEBWORK)
Use the labels (CV+, OH, CVOH, , Ea (activation energy), & G) to complete the reaction potential energy profile below. More than one answer is possible for some spots. a. (Use i, ii, iv, etc. for your answer) b. (Use i, ii, iv, etc. for your answer) c. (Use i, ii, iv, etc. ...
Saturday, July 17, 2010 at 11:09pm by june

Statistics
Sorry to ask another question but I keep struggling with this class. If all else remains the same, which of these will make a confidence interval for a proportion narrower? I. Increase the confidence level. II. Increase the sample size. III. Increase the margin of error. A. I ...
Saturday, March 29, 2014 at 12:59pm by John

Discrete Math
There are 150 students taking Discrete Mathematics II, Calculus II, and Physics I courses. Of these 51 are taking Discrete Mathematics II, 111 are taking Calculus II, and 63 are taking Physics I. There are 41 taking Discrete Mathematics II and Calculus II, 32 students taking ...
Sunday, April 6, 2014 at 11:29pm by Anonymous

MATH ALGEBRA
Which of the following coordinates are intercepts of the linear relation 2x- 3y + 30 = 0 ? I. (0 , 10) II.(0 , 2/3) III.(-10 , 0) IV.(-15, 0) A. I only B. I and IV only C. II and III only D. II and IV only This was what I was trying to do: 2(0)-3(10) + 30 = 0 -30y +30 = 0 ...
Wednesday, January 19, 2011 at 7:42pm by Anonymous

chemistry
You couldn't find them, probably because there is no reason to get confused with the answers, at least for some of them. I would name them sodium(I) chloride **see note potassium(I) fluoride ** see note calcium(II) sulfide **see note cobalt(II) nitrate (could confuse) iron(III...
Sunday, March 2, 2008 at 9:59pm by DrBob222

Algebra II
Algebra is correct, but this is then a hyperbola. Also, try to solve more complicated problems containing a term proportional to xy, e.g.: x^2 + 3 x + y^2 - 12 y + 15 x y = 1588
Saturday, March 1, 2008 at 5:50pm by Count Iblis

Chemistry
iron(III) sulfide = iron(III) + S(II) so formula is, and you are correct, Fe2S3. If iron is II and S is II, it should be obvious that FeS is iron(II) sulfide.
Wednesday, October 3, 2007 at 5:41pm by DrBob222

Chemistry
To neutralize a solution of NaOH and use the least volume of acid, you should select I. 1.0M HCl II. 1.0 M HC(2)H(3)O(2) III. 1.0 M H(2)SO(4) (A) I only (B) II only (C) III only (D) I and II use equal and lesser volumes. (E) I, II, and III use the same volumes of acids
Tuesday, April 29, 2008 at 11:33am by Dom

chemistry
there are 2 reactants copper(II) oxide and hydrochloric acid the products are copper(II)chloride and water. what change will you observe in the copper(II)oxide? was there a change in solubility? where is the copper(II)chloride? how can you tell
Monday, October 10, 2011 at 5:00pm by dianne

Calculus (Limits)
If g(x) is continuous for all real numbers and g(3) = -1, g(4) = 2, which of the following are necessarily true? I. g(x) = 1 at least once II. lim g(x) = g(3.5) as x aproaches 3.5. III. lim g(x) as x approaches 3 from the left = lim g(x) as x approaches from the right A. I ...
Saturday, October 22, 2011 at 7:29pm by Mishaka

Calculus
If g(x) is continuous for all real numbers and g(3) = -1, g(4) = 2, which of the following are necessarily true? I. g(x) = 1 at least once II. lim g(x) = g(3.5) as x aproaches 3.5. III. lim g(x) as x approaches 3 from the left = lim g(x) as x approaches from the right A. I ...
Saturday, October 22, 2011 at 6:40pm by Mishaka

Jr Applied Math (Algebra II)
Looks like algebra I to me. Anyway, (1) 13b+4t = 487 (2) 6b+2t = 232 Subtracting twice #2 from #1 we get b = 23 so, t = 47 b+t = 70
Wednesday, November 6, 2013 at 5:54pm by Steve

11th grade math algebra 2 trig
This is algebra II? Let AB be the number. A-6=B A*10+B-36=B(10)+A
Thursday, October 9, 2008 at 9:37pm by bobpursley

trig
sin positive, quad I and II Tan negative, Quad II, IV Quad II
Tuesday, June 11, 2013 at 7:59pm by bobpursley

Algebra II
Yes
Sunday, February 17, 2008 at 4:16pm by Damon

Algebra II
Well-done!
Sunday, February 17, 2008 at 4:16pm by Guido

Algebra II
yes
Friday, February 29, 2008 at 6:53pm by Jon

Algebra II
Yes.
Saturday, March 1, 2008 at 5:50pm by drwls

Algebra II
C(4,2)*(1/6)^2*(5/6)^2
Saturday, April 5, 2008 at 4:24pm by Reiny

Algebra II
Yes yes
Sunday, April 6, 2008 at 9:49am by Damon

Algebra II
1. -7
Sunday, May 4, 2008 at 6:34pm by Jeremy

algebra II
(n-1), n , (n+1) 3(n-1) - 4 = 2 n 3 n - 3 - 4 = 2 n n = 7 so 6 , 7 , 8
Monday, June 16, 2008 at 7:48pm by Damon

Algebra II
thanks!
Sunday, October 5, 2008 at 9:18pm by Alexis

algebra II
f(x)=|x-2|-2
Sunday, January 25, 2009 at 12:24pm by bob

Algebra II
Thank you. :-)
Friday, June 5, 2009 at 8:30am by Cassidy

algebra II
x=2 or x=3
Tuesday, June 15, 2010 at 2:29pm by Anonymous

algebra II
why is that?
Tuesday, July 6, 2010 at 6:33pm by Lola

algebra II
(x+9)= -9
Sunday, July 25, 2010 at 1:22pm by math

Algebra II
thanks!
Saturday, November 6, 2010 at 7:48pm by Patricia

Algebra II
Thank you!
Wednesday, November 24, 2010 at 10:02pm by Indigo

Algebra II
-6/8 - 6/8 =
Wednesday, January 19, 2011 at 12:49pm by bryan

Algebra II
Thank you c:
Thursday, March 17, 2011 at 11:23pm by Anon

Algebra II
1.)A 2.)B 3.)D 4.)D 5.)C 6.)B 7.)C 8.)A
Thursday, June 9, 2011 at 1:04pm by Hotmath

algebra II
f(x)= (-1/2)^2-x+4
Sunday, July 3, 2011 at 3:02pm by Sean

Algebra II
f(x)=1/x+2
Sunday, July 3, 2011 at 3:38pm by Reanna

algebra II
-3 * -3 * i * i 9 * -1 -9
Sunday, July 3, 2011 at 2:58pm by Damon

Algebra II
5/(x-3)
Sunday, July 3, 2011 at 3:42pm by HELP

Algebra II
y = 5/(x-3) x = 5/(y-3) y x - 3 x = 5 y x = 3 x + 5 y = 3 + (5/x )
Sunday, July 3, 2011 at 3:42pm by Damon

Algebra II
f(x)=1/(x+2)
Sunday, July 3, 2011 at 4:50pm by Kevin

algebra II
(a^2-b^2)(a^2+b^2)/(a-b) (a-b)(a+b)(a^2+b^2)/(a-b) (a+b)(a^2+b^2)
Sunday, July 3, 2011 at 6:26pm by Damon

Algebra II
Thank you!!
Friday, September 16, 2011 at 3:30pm by Gaby

Algebra II
Thank you
Monday, December 5, 2011 at 12:17pm by Julia

ALGEBRA II
does b=2???
Wednesday, February 29, 2012 at 5:28pm by DAN

ALGEBRA II
is it x=-5 or -4 ??
Tuesday, March 6, 2012 at 4:06pm by JIM

Algebra II
2+2
Wednesday, November 28, 2007 at 10:54pm by ana

algebra II
(a-2)^2=-4
Sunday, July 3, 2011 at 2:53pm by Mukovhe

Algebra II
thank you :)
Wednesday, August 8, 2012 at 9:57pm by Liz

Algebra II
Does anyone know how to do this?
Thursday, November 15, 2012 at 6:57pm by Jim

Algebra II
A)a B)b C) c
Saturday, January 10, 2009 at 12:45am by cat dog

algebra II
2+2 = 4 and 2*2= 4 but 1+2 = 3 and 1*2 = 2 and 2+3 = 5 and 2*3 = 6
Sunday, December 9, 2012 at 7:44pm by Damon

Algebra II
-4?
Friday, February 7, 2014 at 1:26pm by Me and I

Algebra II
OK, thank you! :)
Friday, February 7, 2014 at 2:07pm by Me and I

Genetics
Given below is a pedigree in which the inheritance of an autosomal dominant disease gene is being followed. Linked to the disease gene (3 cM = 3% recombination away) is a RFLP marker with 2 alleles (5 kb and 3 kb). Given the DNA marker compositions for children II.2 and II.3 (...
Monday, October 10, 2011 at 6:39pm by Karan

PHYSICS
I dont understand this being in physics, this is pure algebra II, or even aP algebra I.
Tuesday, September 21, 2010 at 7:02pm by bobpursley

CHEM_
if 16.5 of iron (II) sulfide contain 6.02 x 10^23 formula units, how many formula units of iron (II) sulfide are in 1.00 mL of iron (II) sulfide? The density of iron (II) sulfide is 4.84 g/cm^3
Monday, March 22, 2010 at 12:21am by Sienna

Statistics
Which of the following statements about the correlation coefficient r are true? I. It is not affected by changes in the measurement units of the variables. II. It is not affected by which variable is called x and which is called y. III. It is not affected by extreme values. I ...
Monday, November 12, 2012 at 9:26am by John

Algebra II
37.1
Wednesday, August 22, 2007 at 6:32pm by Taylor

Algebra II
thanks i got it
Saturday, December 15, 2007 at 6:43pm by Jon

Algebra II
Ah thanks!
Monday, February 11, 2008 at 8:40pm by Adeline

Algebra II
What do you mean?
Saturday, March 1, 2008 at 8:03pm by Jon

Algebra II
That is correct.
Sunday, March 2, 2008 at 5:46pm by drwls

Algebra II
Yes, or x^(5 + pi).
Sunday, March 30, 2008 at 10:23am by drwls

Algebra II
What is the inverse of: y = (2-x)^2
Saturday, April 5, 2008 at 8:19pm by Saleshia

Algebra II
You got it !!
Thursday, May 15, 2008 at 7:50pm by Reiny

Algebra II
no , my problem is : (-5^2)
Tuesday, June 10, 2008 at 6:09pm by Margie=]

algebra II
help me please (:
Monday, June 16, 2008 at 7:48pm by margie (:

Algebra II Honor s
Hi
Thursday, October 30, 2008 at 1:30am by Anonymous

Algebra II
7) 6!/3!= 120
Monday, December 15, 2008 at 10:12pm by Anonymous

Algebra II
(fog)(-2)
Sunday, April 20, 2008 at 5:28pm by whitney

Algebra II
Exactly! :)
Thursday, October 15, 2009 at 8:51pm by MathMate

algebra II
whats the Q asking?
Thursday, January 7, 2010 at 8:15pm by logan

Algebra II
(x^2 + 1)(x^2 + 4) = 0 x^2 = -1 or x^2 = -4 x = i or x = 2i
Monday, March 8, 2010 at 6:49pm by Reiny

Algebra II Help
Solved it
Wednesday, May 26, 2010 at 5:06pm by Anonymous

Algebra II
yes this is exactly how you do it
Wednesday, June 2, 2010 at 4:58pm by Vince

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