Friday

April 18, 2014

April 18, 2014

Number of results: 176,963

**college algebra--need help Please!!!**

Reiny, It seems like Calculus, but it actually falls under college algebra. Because I can get some calculus tutoring and the answers fit. Thank you for the help, it is greatlt appreciated!!!
*Monday, November 12, 2012 at 10:19pm by ladybug*

**Reiny please...**

Yes Reiny i was post to hand this in in December but i was sick for lot of days so i couldn't. i have to hand this in tomorrow or my marks will go down. its already down. please help me. i tryed it but i couldn't do these two questions. please Reiny help me please. tell me the...
*Monday, January 6, 2014 at 10:54am by kavi*

**college algebra**

Please check your typing, and use brackets to avoid ambiguity.
*Monday, May 24, 2010 at 7:31pm by Reiny*

**Reiny please...**

Reiny i still kind of not understand this can you tell me the answers to each one please Reiny.. please....
*Monday, January 6, 2014 at 11:12am by *ajay**

**college algebra--Please help Reiny please**

What you did is correct, but it would have been easier to do it this way: let y = 0 (x+2)^2 + 1 = 25 (x+2)^2 = 24 x + 2 = √24 = 2√6 x = -2 2√6 same way for the y-intercept so the x-intercepts are: (-2+2√6 , 0) and (-2 - 2√6, 0) the y-...
*Friday, October 26, 2012 at 9:29pm by Reiny*

**college algebra, Please help!!**

same problem as in your previous post is it √x + 5 or √(x+5)
*Wednesday, November 14, 2012 at 5:28pm by Reiny*

**college algebra, Please help!!**

check your typing. Were you asking ... is x-2 a factor of f(x) .... ? f(2) = 4(2^4) - 7(2^3) - 5(2) + 2 = 64 - 56 - 10 + 2 = 0 yes, x-2 is a factor.
*Friday, November 23, 2012 at 3:49pm by Reiny*

**Reiny help please...**

can u please explain to me how to find these sign < >. how do u know which direction it goes to. help me please. i have a test tomorrow. so please let me know. please quick.
*Wednesday, November 27, 2013 at 12:31pm by kavi*

**college algebra, Please help!!**

find the f and g, so that fOg= H H(x)=sqrt x^2+17 please show work
*Tuesday, November 27, 2012 at 9:57pm by Heather*

**college algebra, Please help!!**

solve the following equation 9^x-1 = 144(6x) please show work.
*Wednesday, November 28, 2012 at 12:13am by confused*

**college algebra, Please help!!**

solve the following logarithmic equation 2log2(lower than g)^(x-2)+log2^2=3 x=?
*Tuesday, November 27, 2012 at 11:00pm by ladybug,I need help please. *

**college algebra--need help please!!**

find the domain of the composite function fog. f(x)= 2/x-3; g(x)= 7/x please show all work.
*Saturday, November 24, 2012 at 4:43pm by Heather*

**Pre-Algebra**

Well, Can u give me the answer please it because i'm in a rush..... please and later i tell u the rest please please :( :( :( :( ??????? please please
*Tuesday, March 12, 2013 at 10:24pm by Destiny*

**college algebra--please**

I am not understanding this question and I have read the chapter many times. Please help. given the function of f(x)=4x-8 a. find the the rate of change between the stated values for x:5 to 7 b. find the equation of a secant line containing the given points (5,f(5)), and (7,f(...
*Friday, November 2, 2012 at 11:02pm by ladybug*

**Algebra II-Reiny-Could you please show me how to do these**

Please help me with above post-thank you
*Monday, January 3, 2011 at 10:42am by JessieLynne*

**College Algerbra**

I am sorry, but I find it extremely odd that you call these questions "College Algebra" and you don't know what 7 5 is . What "college" are you attending ?
*Sunday, March 24, 2013 at 3:20pm by Reiny*

**College Algebra**

Please give the asnswer by part 1 and part 2. Please thank you, This way i can understand it better.
*Saturday, November 3, 2007 at 10:03am by Vision/Help!*

**college algebra**

Solve the following inequality. x^3+9x^2-108 less or equal to 0. Then write your solution in interval notation. I am sooo confused and do not have any idea how to do this. Can someone please show me step by step please??? Thanks in advance. Someone who is confused.
*Tuesday, December 25, 2012 at 6:27am by allison-please help!!!*

**college algebra--need help Please!!!**

I need to find the vertex and axis of symmetry of the folowing quadratic function. Can someone PLEASE help me!! y= -x^2-6x
*Monday, November 12, 2012 at 10:19pm by ladybug*

**college algebra**

write the expression as a single logarithm 1. In(x/x*2)+In(x+2/x)-In(x^2-4) solve the following logarithmic equation. 2. log_9(x-2)+log_9(x+1)=2 what is the exact solution? What is the decimal approximation for the solution when rounded three decimal places. please show work
*Friday, November 30, 2012 at 7:07pm by confused--two questions please help/steve please*

**college algebra, Please help!!**

use the intermediate value theorem to show that the polynomial function has a zero in the given interval. f(x)=4x^3+3x^2-8x+7;[-5,-2] please show all work
*Sunday, November 18, 2012 at 11:31pm by ladybug*

**college algebra**

Can someone please help me find the x-intercepts and y-intecepts of this equation. I have the radius, and center but I can't seem to get the intercepts. x^2+y^2=16x-18y+145=25 Please show work. Thanks!!
*Tuesday, December 4, 2012 at 2:00am by confused*

**college algebra--need help please!!**

information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.
*Friday, November 23, 2012 at 2:59pm by ladybug*

**college algebra--need help please!!**

information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.
*Friday, November 23, 2012 at 3:00pm by ladybug*

**college algebra--need help please!!**

information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.
*Friday, November 23, 2012 at 3:00pm by ladybug*

**Algebra-Can you please check this Reiny**

correct, good job
*Wednesday, October 6, 2010 at 12:44pm by Reiny*

**Algebra-Reiny please explain this**

Reiny, thank you-I get it now thanks again
*Monday, December 13, 2010 at 10:31pm by Anna*

**college algebra, Please help!!**

Ladybug, you often tend to forget to put in brackets, so if you shift y = 3√x " to the left 3 units" (d) you get y = 3√(x+3) whereas y = 3√x + 3 would have been "up 3 units" (b)
*Wednesday, November 14, 2012 at 5:17pm by Reiny*

**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*

**college algebra**

1. solve the following logarithmic equation log_8(x+8)+log_8(x+7)=2 what is the exact solution 2.se the rational theorem to find all the real zeros of the polynomial function. use the zeros to factor f over the real numbers. f(x)=4x^4+5x^3+9x^2+10x+2 a.find the real zeros of f...
*Saturday, December 1, 2012 at 11:08am by Ladybug-two questions- Reiny please help*

**Pre-algebra !!**

Thanks Reiny, I wasn't reading the question right! Sorry, Ashley, please go with Reiny's answer.
*Monday, May 23, 2011 at 8:14pm by MathMate*

**Quantum Physics**

come on please please please please please please please please please tell the right answer
*Saturday, October 12, 2013 at 10:36pm by ss01*

**math ergent please please...**

Reiny help me with using intervals. u forgot to help me with that. its urgent please
*Friday, November 29, 2013 at 9:55am by Kaplan*

**Algebra**

Please help! |x+1|-3 > 8 Solve the absolute value inequalities. Please, please , PLEASE! and thanks.
*Tuesday, December 13, 2011 at 10:19pm by Izzy.*

**SAT**

please help. I am a foreigner. I need to get into a US college for a bright future. I bought the College Board SAT book. It has no word lists. How do I do well in the SAT? Any tips? Please give me help.
*Sunday, January 19, 2014 at 6:57pm by Mohammed*

**college algebra**

please solve by method of substitution 0.3x-0.4y-0.33=0 0.1x + 0.2y -.21=0 please give all steps to solve.I think I understand the basic concept but this is little more complicated for me. Thanks in advance
*Tuesday, November 24, 2009 at 1:24pm by Nadia*

**college algebra**

No I can not can you help please help
*Sunday, March 22, 2009 at 7:50pm by crystal*

**College Algebra**

Thank you!
*Monday, February 18, 2013 at 10:52am by Anonymous please help :) *

**college algebra--please help**

Form a polynomial f(x) with real coefficients having the given degree and zeros. degrees 5; zeros 1; -i; 7+i please show all work. I am having a hard time understanding this.
*Tuesday, November 20, 2012 at 5:21pm by Heather*

**college algebra--need help please!!**

solve the equation in the real number system. 2x^4-23x^3+75x^2-88x+28=0 What are the real solutions of the equations? please show work. I do not know how to work this at all
*Friday, November 23, 2012 at 3:40pm by confused*

**college algebra--I really need help!!**

solve the following exponential equation. exact answers only. 1-9x 2x 2 = e I hope that you understand this question. I don't and need some help please. Can you show all answers please.
*Sunday, November 25, 2012 at 3:29pm by Ladybug*

**College Algebra**

Thank you guys
*Wednesday, November 18, 2009 at 9:32pm by LeAnn/Please help me*

**college algebra, Please help!!**

f(g) = g^2+8 = √(x-5)^2+8 = x-5+8 = x+3
*Friday, November 30, 2012 at 5:14am by Steve*

**college???**

What is your subject? "College" includes hundreds of subjects. Please clarify. Do you mean Tukey-Kramer procedure? Please clarify. If you post your subject and your thoughts on this question, we'll be glad to help you.
*Sunday, November 16, 2008 at 9:09pm by Ms. Sue*

**collage algebra 1**

no need to throw a hissy-fit. I also wondered why somebody claims to have a "college Algebra" question and can't spell 'college' Besides, this is at most a grade 9 type algebra question. Anyway, why don't you substitute the value of x given in the second equation into the ...
*Monday, January 5, 2009 at 10:55pm by Reiny*

**College algebra!**

a) by the "just look at it" theorem slope = 5, y-intercept is 3 b) can't graph on here c) average rate of change = slope = 5 d) the slope is positive, so the function is increasing college algebra ?? mmmhh.
*Friday, March 15, 2013 at 10:41am by Reiny*

**college algebra**

x/2-x/x-4=-4/x-4=-4x^2/2 check this please
*Monday, May 24, 2010 at 7:31pm by Gregory*

**College Algebra**

8,9), x + 2y = 7 please solve this for me
*Wednesday, October 12, 2011 at 7:31pm by mark*

**college algebra**

x+8<4 help me self this please,
*Friday, October 5, 2012 at 1:14am by Sue*

**College Algebra **

for the sets {1,3,5,7,9} and {1,2,3,4,5} Define the and the U.
*Friday, February 8, 2013 at 6:15pm by Anonymous please help! :)*

**Need HELP ASAP - PLEASE ` economics**

Can i please get this help please so i can get me a place to live for me and my kids please i cry for dis help for 6 years can i please get it and can i please get it bye next weekly please i don't have a job at all and will like to get me and my little family help please and ...
*Wednesday, July 7, 2010 at 12:35am by Linda Snow*

**Algebra-Bob Pursley orMathmate or Reiny or Dr. Bob, please check**

Could one of you please check when you have time. Thank you
*Tuesday, December 14, 2010 at 11:49am by Anna*

**college algebra--need help Please!!!**

You can complete the square .... y = -(x^2 + 6x +9 - 9 = -( (x+3)^2 - 9) = -(x+3)^2 + 9 vertex is (-3, 9) alternate method: for y = ax^2 + bx + c the x of the vertex is -b/2a for for yours the x of the vertex is -(-6)/-2 = -3 sub into the function ... y = -9 + 18 = 9 so the ...
*Monday, November 12, 2012 at 10:19pm by Reiny*

**college english 2**

Please understand that no one here will do your work for you. However, we will be happy to read over whatever you come up with and make suggestions and/or corrections. You're in college? That means you are paying to take your classes. Why would you want to cheat yourself like ...
*Friday, November 19, 2010 at 7:45pm by Writeacher*

**College Algebra**

4x^2=8x-5 Please someone help
*Tuesday, October 21, 2008 at 4:55pm by Courtney*

**College Algebra**

Can you please explain this in detail so I can write it down and know how to do it for future reference? Hockey teams receive 2 points when they win and 1 point when they tie. One season, a team won a championship with 64 points. They won 11 more games than they tied. How many...
*Wednesday, November 18, 2009 at 9:32pm by LeAnn/Please help me*

**college**

We do not have access to this case study. Please note that Jiskha Homework Help has no connection with any school, college, or university. Questions on this board are answered by volunteers, many of whom are retired teachers and professors. We are dedicated to helping students...
*Monday, November 3, 2008 at 5:42pm by Ms. Sue*

**Algebra-PLEASE Help**

done
*Tuesday, March 19, 2013 at 11:36am by Reiny*

**college algebra, Please help!!**

since the line is parallel to 7x-y = -7 , it must differ only in the constant. let the new line be 7x - y = c , sub in the point 0-0 = c so the new line is 7x - y = 0 or y = 7x
*Sunday, December 9, 2012 at 8:20am by Reiny*

**Social Studies**

Please Help I know but please I'm the parent and my son tell me to check and i don't know 2 much please in your own words please :( :( :( :( please pretty please please please !!!! :( don't give give me links please in your own words please please :( !!!!! Identify two ...
*Saturday, April 6, 2013 at 9:49pm by Alejandra *

**College Algebra~ Check answer please**

looks good to me
*Tuesday, December 11, 2007 at 6:29pm by Damon*

** College Algebra**

please type, not paste your question, so that we can read it.
*Friday, September 10, 2010 at 3:47pm by bobpursley*

**College Algebra URGENT**

f(x)=1/(x+4) g(x)1/(6x+4) what is f(composed)g(x) if x does not equal -4/6 please help me
*Friday, October 29, 2010 at 1:59am by Jess*

**college algebra**

Please show me how to work this e^.05t =1600
*Tuesday, January 31, 2012 at 1:00am by Betty*

**college algebra**

please help me solve this equation x-1/3x-1/2x-5=0
*Monday, February 25, 2013 at 5:18pm by ray*

**College Algebra**

... This is "college" algebra ? Wow.
*Saturday, November 6, 2010 at 11:27am by Reiny*

**Algebra**

Hello Reiny, please check these problems for me and if they are not right WOULD YOU PLEASE HELP ME WITH THE CORRECT ONES THANKS!!! 1. Slove for X, wher X is the real number, square root 5x + 9= square root 9x + 13= 27 2. Find the value: ^3 square root -27= 9 3. Write the ...
*Sunday, October 31, 2010 at 11:00pm by lee*

**algebra, please help**

= (y+5)^2/(y+3)(y-3)) * y(y+3)/(y+5) = y/(y-3) , y ≠ 3,-5
*Wednesday, December 7, 2011 at 10:20am by Reiny*

**college algebra**

1. for the given slope-inntercept equation of the line with the following properties parallel to the line y=7; containing the (-3,5) 2. write the equation of the circle in standard form. find the center, radius, intercepts. x^2+y^2+16x-18y+145=25 please show work
*Monday, December 3, 2012 at 11:34am by confused-steve please*

**College Algebra**

Solve the following equation in the complex number system x^4+x^3+4x^2+10x-60=0 College Algebra - Reiny, Monday, January 2, 2012 at 11:49pm hint x = 2 and x = -3 are roots so either do long division by x-2 and x+3 to get a quadratic or do it by synthetic division. Solve that ...
*Tuesday, January 3, 2012 at 8:11pm by Jennifer*

**College Algebra 2**

Please proofread your post and repost it with the correction.
*Sunday, September 25, 2011 at 9:57pm by Ms. Sue*

**college algebra, Please help!!**

f(-5) < 0 f(-2) > 0 somewhere in there f(c) = 0 since f(x) is continuous.
*Sunday, November 18, 2012 at 11:31pm by Steve*

**college algebra--need help please!!**

sorry accidently hit again.
*Friday, November 23, 2012 at 3:00pm by ladybug*

**college algebra, Please help!!**

you haven't written the question properly . Is the power of 9 the x-1?
*Wednesday, November 28, 2012 at 12:13am by kay*

**College Algebra**

How did you get 30 and 170? If the equation is -2x+5y?
*Monday, March 4, 2013 at 11:12am by Anonymous PLEASE HELP!*

**algebra, please help**

Yup, thanks Steve
*Wednesday, December 7, 2011 at 10:20am by Reiny*

**Algebra 1 (Reiny or Kuai)--Please, help me!**

Can anyone help me?
*Monday, November 4, 2013 at 11:26pm by Anonymous*

**Algebra 1 (Reiny or Kuai)**

Thank you!
*Tuesday, December 3, 2013 at 10:21am by Please, help me! This is urgent!*

**business**

I did they did not help please help me my paper is due.
*Thursday, November 8, 2007 at 10:51pm by college student Please in dire need...*

**college algebra**

please help with these 2 problems a) 2/3x+1/6x=2 b) -2x-4<10
*Sunday, November 16, 2008 at 11:10pm by tina*

**College Algebra**

I've read about how to use substituion method and still don't get it.
*Wednesday, November 18, 2009 at 9:35pm by LeAnn/Please help me*

**College Algebra**

As Bobpursley recommended, please get a tutor you can meet with in person.
*Wednesday, November 18, 2009 at 9:35pm by Ms. Sue*

**college algebra-Ann, edit your problem**

What is "4" ? And please use parentheses if necessary.
*Friday, February 25, 2011 at 8:50pm by Helper*

**College Algebra :( **

Sketch the graph of y=mx for the given values of m. m=3,-2,2/3,-1/4 please help me, I'm so confused!
*Monday, September 26, 2011 at 12:28am by Divgar*

**college algebra**

write the expression as a single logarithm In(x/x-2)+In(x+2/x)-In(x^2-4) Please show work
*Tuesday, November 27, 2012 at 11:57pm by Ladybug*

**college algebra, Please help!!**

find the domain of the composite function of fog f(x)=x^2+8;g(x)x-5
*Friday, November 30, 2012 at 5:14am by confused*

**College Accounting**

There are probably dozens of college accounting books -- and I doubt if any of our regular tutors has any of the texts currently in use. Please note that Jiskha Homework Help has no connection with any school, college, or university. Questions on this board are answered by ...
*Tuesday, September 2, 2008 at 5:52pm by Ms. Sue*

**Algebra**

Can anyone help me please
*Tuesday, November 17, 2009 at 10:08pm by LeAnn/I still need help Reiny*

**Algebra-Can you please check this Reiny**

Thank you so much for your help
*Wednesday, October 6, 2010 at 12:44pm by DeAnne*

**Algebra-Please check my work**

yes, correct
*Wednesday, October 20, 2010 at 3:08pm by Reiny*

**math urgent please...please...**

I couldn't do g). someone help i need it in the morning. help me please. do it for me please. Show me the steps too please...please...
*Sunday, December 15, 2013 at 12:56pm by kavi*

**college**

First, please type your School Subject in the box above. Next, please do not use all caps. It's very hard to read and is considered to be SHOUTING on the internet. Finally, when you repost your question, please tell us what you think the answers are. Note that we do not do ...
*Tuesday, June 2, 2009 at 5:21pm by Ms. Sue*

**College Algebra**

Could you please help me with this problem? We are to graph each compound inequality. x -2y and x - 3y < 6
*Monday, September 10, 2007 at 8:33pm by Shana*

**College Algebra**

Can some please help me and explain this problem to me! Or if you know of any website that will help! Thanks. -2x+4>12
*Thursday, November 15, 2007 at 5:00pm by Alicia*

**algebra**

1/2x+6=1/3x Please help. my college grad mom can't help with my 8th grade math!
*Tuesday, September 2, 2008 at 10:21pm by Josh*

**College Algebra**

can u show me the steps of formula 1/16+7/20= 33/80 please
*Tuesday, July 13, 2010 at 11:00am by mellisa*

**college algebra**

Please see your other post, and avoid re-posting the same question.
*Tuesday, September 28, 2010 at 9:30pm by Jen*

**college algebra**

solve the equation below. Please show all work. log3(x/2-9)=4
*Sunday, March 4, 2012 at 4:29pm by Tammy*

**college algebra**

im still having a hard time please help a little more
*Wednesday, November 14, 2012 at 12:26pm by zach w*

**Algebra 2 Please Help**

Please show your work on how you got the answer please and thank you :)
*Monday, October 22, 2012 at 5:41pm by Robert*

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