Friday

September 19, 2014

September 19, 2014

Number of results: 76,122

**chemistry**

How do you make a venn diagram of the 6 branches of chemistry? (Inorganic chemistry, organic chemistry, biochemistry, nuclear chemistry, physical chemistry, and analytical chemistry) like where would they go in the 3 circles
*August 26, 2012 by jake*

**chemistry**

Please, can someone help? Evaluate log 1. This is my work up until I have gotten stuck: log 1 1=10^x I can't find a common base for 1 and 10^x. Wow, my apologies, this is algebra, not chemistry. but actually I think they use it in chemistry too... Take the log base 10 of each ...
*April 10, 2007 by Darcy*

**Algebra**

I am getting ready to start an Algebra class for the first time and I was wondering what challenges people have with learning and using algebra concepts. Also what are the best ways to over come math anxiety? The best way? Learn the language of algebra.
*March 20, 2007 by jeff*

**SHAY**

THE MATH QUESTION IS IT ALGEBRA , PRE ALGEBRA' OR GEOMETRY? Quadriatic functions. so algebra i think.
*January 17, 2007 by ROSA*

**Algebra 1A**

How is algebra a useful tool? what concepts investigated in algebra can be apply to personal and professional life? I need help answering this question. Please help?
*November 30, 2008 by Julissa*

**Algebra I**

So- im trying to help my little brother out with his Algebra- but its been awhile since i have had algebra class- we need help with the following question: Solve the following equation for x: 2(x+4)=4x+12 2x+8=4x+12 2x=-4 x=-2 I think, lol I'll buy that. okay- i got that too- ...
*January 21, 2007 by Briana*

**Algebra-still need some help**

Homework Help Forum: Algebra Posted by Jena on Thursday, February 3, 2011 at 7:32pm. Find the domain of the function. f(x)=(sqrt x+6)/(-2x-5) Write your answer as an interval or union of intervals. Algebra - David, Thursday, February 3, 2011 at 7:42pm (-6,-5/2)and(-5/2,...
*February 3, 2011 by Jena*

**algebra 1**

at a certain high school,350 students are taking algebra. the ratio of boys to girls taking algebra is 33:37. How many more girls are taking algebra than boys? - How can you write a system of equations to model the situation? - Which equation will you solve for a variable in ...
*January 27, 2013 by lucy*

**Chemistry (algebra I problem)**

I feel really dumb because I cant figuer out this simple algebra I problem... 84. The diameter of a copper (Cu) atom is roughly 1.3 x 10^-12 m. How mnay times can you divide devenly a piece of 10-cm copper wire until it is reduced to two seperate copper atoms? (Assume there ...
*June 28, 2010 by Kate*

**7th grade**

There are at least 5 more than twice as many students taking algebra 1 than taking algebra 2. If there are 44 students taking algebra 2, what is the least number of students who could be taking algebra 1. Show all work
*November 20, 2008 by lee*

**algebra 2**

Posted by hellogoodbie on Saturday, January 16, 2010 at 3:24pm. Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm. How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and ...
*January 16, 2010 by hellogoodbie*

**Algebra II**

ok now this is an algebra 2 problem... I have goten far down to hear e^(ix) = (4i +/- 3)/5 now how do I solve for x I feel really stupid now as this is algebra 2... can't use natural log right or the common log as ln( e^(ix) ) does not equal ix so what do I do?
*July 20, 2010 by Kate*

**algebra 2**

Posted by hellogoodbie on Saturday, January 16, 2010 at 2:59pm. How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie, Saturday, January 16, 2010...
*January 16, 2010 by hellogoodbie*

**Algebra**

In an interview of 50 math majors, 12 liked calculus and geometry 18 liked calculus but not algebra 4 liked calculus, algebra and geometry 25 liked calculus 15 liked geometry 10 liked algebra but neither calculus nor geometry 2 liked geometry and algebra but not calculus. Of ...
*January 11, 2010 by Anita*

**Algebra- is my answer right**

The function g is defined by g(x)=3x^2+6. Find g(5y) Algebra - drwls, Friday, February 4, 2011 at 11:07am 3*(5y)^2 + 6 = __? Algebra - Janet, Friday, February 4, 2011 at 3:56pm I get 75y+6
*February 4, 2011 by Janet*

**Algebra**

The average mark on a test in an algebra class is 80. If the two lowest scores of 34 and 48 are not counted, the remaining scores would average 83. How many students are in the algebra class?
*October 28, 2010 by Rocky*

**Algebra**

In chemistry, n molecules of an ideal gas have pressure (P), volume (V), and temperature (T) that stand in the following relation, where R is a constant. PV = nRT If you solve for n what would be a good equation? I came up with n=PV/RT Some other choices are n= PV - RT n= PVRT
*April 26, 2011 by mary*

**Algebra**

I am having a problem with solving a composite function in Algebra 1 How do I solve f(x) = -2x + 1 and g(x) = 4x? Don't I need more info? No, that is all you need. I it unclear what you want to do here. see http://library.thinkquest.org/C0110248/algebra/functions_c.htm
*July 18, 2007 by Alec*

**pf**

i need help with pf. Please specify what your exact question is and please label your question as to the subject, example, English, algebra, chemistry, etc. We will be happy to help you.
*December 6, 2006 by kahyla*

**Chemistry**

I am dealing with the integrated rate laws. Can somebody please help me with my algebra? First order ln(A)=-kt+ln(B) solve for t,and k and B Second order 1/(A) = kt+1/(B) solve for k and t and B
*May 13, 2013 by Agnes*

**pre-algebra**

kk my teach told me to describe and draw things that are about pre-algebra and she told me to write what pre-algebra is... so can anyone help me??
*August 25, 2008 by damainmind*

**Chemistry**

Income tax for some states is computed by taking 3% of the excess income over $3,000 plus 1% of the first $3,000. How much tax is charged on a income of $12,000? 12,000 1 percent on first 3000 3 percent of (12,000 - 3000) I'm trying to figure the relationship between income ...
*January 25, 2007 by Bryan*

**Algebra 1**

Hey :) Can anyone appoint me to a/some good link(s) for Nineth Grade Algebra? Thank you.
*January 2, 2009 by Jessie*

**algebra**

Did you hear about... (answer) Pg 211 Pizazz Algebra Rationalizing the denominator
*March 19, 2009 by HW help*

**ALGEBRA**

I have a question. I am so lost in algebra and I need to know if 3x^2=5 is quadratic? (That's 3x squared equals 5)
*September 10, 2009 by ggift*

**algebra**

8th Grade Algebra (AP) f(x)=-3x Model the rule with a table of values and a graph.
*October 5, 2009 by gabriele*

**College Algebra**

can someone tell me how to get a division symbol when posting problems in Algebra
*November 28, 2010 by Annie*

**algebra**

College Algebra Directions: Solve graphically: x^(2/3)+x^(1/3)-2=0 I just dont know how to approach this?!
*December 8, 2010 by Courtney*

**algebra 2**

what does the sign that has a C and = over top of it mean in Algebra? Is it equals to or something else?
*September 3, 2007 by jen*

**9th grade- Algebra 1**

In music, What does "allegro" mean? ALGEBRA WITH PIZZAZZ!
*November 9, 2009 by Naia*

**algebra**

Enrichment Exercise Life Expectancy MAT 116 – Algebra 1A
*December 18, 2009 by C-GUTTER*

**algebra**

Solve by the elimination method: 0.3x-0.2y=4 0.4x+0.5y= -29/19 (fraction)?? Please Help I do not understand Algebra!!
*September 18, 2010 by Shannon*

**Algebra Please Help**

If x is 10, is 2/x in proportion to x/50? Why I am not understanding the question very well. Algebra is not easy for me.
*April 18, 2011 by Amy L*

**algebra**

need help with logarithmns quiz algebra 2a unit 7 connections academy
*October 7, 2012 by bee*

**algebra**

can yu help me solve my algebra problems jiskha/ I use to get help from you a year ago
*August 5, 2013 by edna *

**algebra**

can yu help me solve my algebra problems jiskha/ I use to get help from you a year ago
*August 5, 2013 by edna *

**IMPOSSIBLE ALGEBRA >:(**

I have to do 10 algebra problems by tomorrow........and i dont know how..... :( 1. 7x-1 = 2x+5 2. 3y+1 = 4y-6 3. 10-y = 2y+3 4. 6x+2 = 1-x 5. 3a-10 = 4+a 6. 5y+4 = 4y+5 7. b+3 = 2b-7 8. 2x-1 = x-3 9. 2w+3 = 4w-5 10. 6n+4 = n-11 please help in any way you can...thnx
*August 27, 2008 by samma_chan*

**Algebra**

could someone help me please this is my first time with algebra. what is the difference between an equation & an expression? thanks
*September 14, 2009 by Lea*

**Algebra 1**

Having a hard time with algebra need help give the function h(s) = 8s+1 find each following: h(7)=? h(-1)=? h(6.2)=?
*September 22, 2009 by spirit73*

**algebra**

i hav finals tomorrow in algebra 1 any easy tip i can have to remember iniqualities?
*January 20, 2010 by isabella *

**Math - Algebra**

This is a fraction algebra. n/24=25 (not divide sign). I don't know if I have to multifly and which number do i use.
*March 2, 2010 by Joe*

**Algebra**

Hi, I need to use algebra to find the x-and y-intercepts for the parabola −3x^2 +6x +9 = 0 Any ideas or help appreciated
*June 9, 2010 by Sam*

**college algebra**

What is the fundamental theorem of algebra of this polynomial in completed factored form? and how do I graph it? f(x)=x^5-x^4+x^3-x^2+x-1
*November 15, 2010 by lori*

**college algebra**

What is the fundamental theorem of algebra of this polynomial in completed factored form? and how do I graph it? f(x)=x^5-x^4+x^3-x^2+x-1
*November 15, 2010 by lori*

**algebra**

i need help with 5th grade algebra my big bro. is helping me but i dont understand
*March 31, 2011 by barbra*

**algebra**

this is algebra review but I can't remember how to solve this at all. I need to graph this equation.. 3x=2y-7 I don't know how to get the Y by itself
*September 1, 2011 by michelle*

**Algebra**

I cannot understand how you worked out this problem Bob. Could you explain the steps you made? Algebra - bobpursley, Wednesday, April 27, 2011 at 10:36am if it is as I wrote it, then (45x/6t)11x= 45*11*x^2/6t = 15*11*x^2/2t= 165x^2/2t Algebra - tish, Wednesday, April 27, 2011 ...
*April 28, 2011 by aria*

**algebra 2**

How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie, Saturday, January 16, 2010 at 1:47pm so is the answer f=21/2? if that is right, thank you ...
*January 16, 2010 by hellogoodbie*

**algebra 2**

How is this problem done? IF f(x)=2x^2-8x-3 FIND f(-2) algebra 2 - bobpursley, Saturday, January 16, 2010 at 1:42pm Put in for x the value -2, and compute f(-2) algebra 2 - hellogoodbie, Saturday, January 16, 2010 at 1:47pm so is the answer f=21/2? if that is right, thank you ...
*January 16, 2010 by hellogoodbie*

**chemistry**

I have a chemistry project where I need to make an object move using my knowledge of chemistry. The object os a small ball teh size of a large marble. It must be moved using chemistry and NOT physics (ie slope wind etc). I am 15 and in grade 11.
*April 8, 2010 by Didier*

**ALgebra**

tom scores 83,88,75, and 90 on the first 4 tests in algebra. what does he need to get on the 5th test to have an average of 85?
*October 16, 2010 by matt*

**Algebra 1**

Do the equations x = 4y + 1 and x = 4y - 1 have the same solution? How might you explain your answer to someone who has not learned algebra?
*September 6, 2012 by Austin*

**algebra 1**

Do the equations x = 4y + 1 and x = 4y - 1 have the same solution? How might you explain your answer to someone who has not learned algebra?
*September 6, 2012 by Austin*

**Algebra**

Do the equations x = 4y + 1 and x = 4y - 1 have the same solution? How might you explain your answer to someone who has not learned algebra?
*September 6, 2012 by Theresa*

**Algebra **

Why was the dirty old hotel called the fiddle ? (There is only 22 letter spots) algebra with pizzazz
*September 17, 2013 by Anonymous*

**Algebra**

Find the x-intercepts. y=x^2-4x+4. Thanks for helping. All of this Algebra has lost me.
*July 12, 2007 by Cindy*

**Math(Algebra 1)**

What are the basic properties of algebra. How do you justify steps?
*September 18, 2007 by Siri*

**algebra**

What is Algebraic reasoning? How are repeated patterns connected to algebra?
*March 23, 2008 by Ashley*

**algebra help**

Hello, I need help figuring out this algebra problem. If x=7 and y=-2 then x-3y= thanks
*October 11, 2008 by Brooke*

**Algebra I**

What is the answer to Algebra with pizzaz p.93 How Can Fisherman Save Gas?
*March 2, 2009 by Chris*

**Algebra**

what is the development of algebra during the year 1200-1400?
*October 4, 2009 by Mildred*

**algebra**

this is not algebra. I just need to know how to find a percentage of something.
*November 30, 2009 by Chris00*

**algebra**

make up situation that can be described in algebra with each expression for 5x, and for x-10, and also 2x+3
*May 19, 2010 by sandy*

**algebra 2**

how do you creat a number games for algebra i dunno how to do that? help please
*June 15, 2010 by at*

**Algebra**

Homework help please: algebra inequality 0.3 - 0.5n + 1 is greater than or equal to 0.4
*October 11, 2010 by Lisa*

**Algebra. **

I'm in 8th grade, im in algebra, and this is my question: x=a+b+c ----- ab solve for a. please help!!
*October 25, 2010 by Maddison*

**algebra**

i do not get algebra at all so tell me what is 4x4x4x4 in the index notation
*November 6, 2010 by ryan*

**algebra**

what is the answer to pre algebra with pizzazz page 106
*May 6, 2012 by Anonymous*

**algebra honors**

I was placed into algebra honors instead of advanced math.. I am in 7th grade.. I have to maintain an 80% for the entire year or go to virtual school all summer.. My question is: Is there a special technique, formula, or very useful site that might help me grasp the concepts ...
*October 5, 2010 by Jarrad*

**Honoirs Algebra**

Hello - I am afreshman & honors algebra is kicking my butt - I need to simplify the following (-6c)(2-3c) can some on help
*October 1, 2007 by Eddie*

**Algebra 1A**

Enrichment Exercise Life Expectancy MAT 116 – Algebra 1A I need help solving the answers for this assignment
*December 18, 2009 by C-GUTTER*

**algebra**

I am greater than 15 and less than 40 If you double me I become a number that ends in 0 and of me is equal to 5 [Click to preview algebra format]
*March 16, 2010 by Chelsea*

**Algebra**

Algebra with Pizzazz need help with the riddle When Do Sky Drivers Use Decimals I have in a tent is satuasion?????
*August 22, 2010 by Rayne*

**statistics**

1. Use the following information about a group of college students: Fifty percent are taking Algebra. Sixty percent are taking Biology. Thirty percent are taking both Biology and Algebra. A student from the group is selected at random, calculate the following: a) The ...
*September 18, 2011 by Ahmad*

**algebra**

CAN SOMEONE PLEASE HELPPP!? I NEED HELP IN ALGEBRA, SIMPLIFYING RADICALS! SIMPLIFY THE SQUARE ROOT OF 45a SQUARED!
*May 20, 2008 by I NEED HELPPPP!**

**Math (Algebra/Pre-Algebra)**

A book has been discounted 20% and now sells for $15. How much did it cost before the discount?
*June 4, 2009 by Samantha*

**Algebra Question**

How do I write A-1 The minus one is small and at the top but I am new at algebra and this is the first time I had to use this.
*December 21, 2009 by mike*

**Algebra**

What are intersections and unions (in algebra). Also, what are complements? And what does MATH stand for in terms of sets? Please answer quickly. Thanks!
*September 21, 2011 by Jena*

**Math (Algebra/Pre-Algebra)**

Which equation is an identity? a. 3x - 9 = 3x b. 4p + 7 = 7 + 4p c. 2w = 0 d. 5k = 5
*June 4, 2009 by Samantha*

**algebra**

can anyone tell me a few site good for algebra 1a?
*October 27, 2009 by N~*

**math/algebra**

I need help with an algebra problem, please help. y=1/2x-4. Thank you.
*January 18, 2011 by Ever*

**ALGEBRA 2**

WHAT IS THE RIDDLE TO ALGEBRA WITH PIZZAZZ WORK SHEET 56??
*October 13, 2011 by ANGELO*

**Algebra**

In Algebra terms, what does "restrict the variables" mean?
*October 14, 2011 by Emma*

**algebra**

algebra with pizzazz!In music,what does allegro means?
*September 13, 2012 by Mary*

**algebra**

PLEASE help me with my questions below in algebra. i am desperate!!!
*March 3, 2013 by sam help i just switched schools & i am LOST!*

**Algebra**

What is the riddle to Algebra with Pizzazz worksheet number7?
*November 17, 2013 by Anonymous*

**chemistry/stiochiometry**

could someone please answer my chemistry/stoichiometry questions below both "anonymous one just chemistry on todays date
*March 16, 2011 by "anonymous"*

**algebra**

An algebra book weighs 6 oz less than twice as much as a grammar book. If 5 algebra books weigh the same as 8 grammar books, how much does an algebra book weigh?
*October 19, 2011 by Anonymous*

**Academic 4-year plan: Zoology**

I want to work in the field of zoology when I get older, and I'm filling out an "academic 4-year plan" our counselors gave to my class to complete and turn in on Monday. The science and math I'm taking this year are physics and geometry. Can you take Calculus (a high school ...
*December 1, 2007 by Emily*

**Algebra 1A**

describe what the graph of interval -4, 10 looks like? This is for math 166 algebra 1A I dont understand how to answer this question, please help me!
*November 29, 2008 by Julissa*

**algebra**

Since I am new to the algebra and do not fully understand it, I am not sure how to answer the following question. Hope you can help. thanks how do you know when an equation has infinitely many solutions
*August 9, 2010 by Ziggy*

**Algebra 2**

What is the slope of the line that passes through the points (-2, 4.15) and (1, 1.24)? Here's my work: m= y2-y1 / x2-x1 m+ 1.24-4.15 / 1 - (-2) m= -2.91/3 Is my answer correct? I really appreciate your help! Algebra isn't the easiest for me
*September 4, 2013 by Josh*

**Math**

I'm an on-going 8th grader, and I'm taking a class for Algebra 2. What should I expect that is different from Algebra 1? P.S. I've taken Geometry online.
*June 8, 2014 by Sheenybeany*

**algebra**

what do the words, "express m in terms of n" mean? which wors would be considered the input variable into the expression? algebra 1 homework
*August 12, 2014 by Patti*

**College Algebra**

Theres this chemistry problem im getting stuck in because i'm confusing myself with the math. Equation given = %O2 saturation = 100 x (pO2/(pO2 + K) %O2 = 35 K = 1.51 how do I calculate pO2?? I can't seem to cancel them out correctly. Answer = 0.813
*April 16, 2013 by James*

**statistics**

At a certain college, 15% of the students receieved an A in their required math cousre, 10% receieved an A in their required chemistry course, and 5% receieved an A in both. A student is selected at random. a.) What is the probability that he received an A in either chemistry ...
*October 4, 2009 by Sharon*

**algebra 1**

find a value for k that will make 4x^2 + 6.4x + k a perfect square. describe the procedure that you used which requires algebra. I have the answer and it is k = 1.6^2 or 2.56 i just don't get how we got there
*March 4, 2009 by Dippy*

**Math (Algebra/Pre-Algebra)**

What is the 23rd term in the arithmetic sequence: 11, 14, 17, 20...? All I need is the formula to find the it because I have to show work. Thanks.
*June 4, 2009 by Samantha*

**Algebra **

Hello, I am having a bit of trouble with two Algebra questions 1. Solve x= 8x - over the domain [0, 2, 4, 6] 2. For what values of a is the equation /a/ =5 true? Thanks in advance.
*December 27, 2009 by Tamir*

**Algebra**

First, I really stink @ Algebra. How do combination of signed numbers work? I keeping getting 6 but for some reason I don't think its right. -1-(-6+-1) -1-6+1 -5+1=6
*March 20, 2011 by Jeannie*

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