Friday

October 9, 2015
Total # Posts: 15

**math**

4 1/6
*November 13, 2014*

**pre calc**

the graph of y=-1/2 x+5 +3 can be obtained from the graph of y= x by which transformations what is the horizontal shift by what factor is the graph stretched or shrunk vertically and how is it reflected
*September 11, 2012*

**fiance**

suppose the interest rate is 8% APR with monthly compounding. What is the present value of an annuity that pays $90 every 6 months for 5 years?
*October 24, 2010*

**geometry**

gk bisects <fgh if m<fgk=7w+3 and m<fgh=104, find w
*September 26, 2010*

**10th grade**

I need help with this problem. (b+7)(b+1) .
*August 23, 2010*

**Algebra**

Hi,I have a linear model with equation p = 5.1t - 28, where p is the number of breeding pairs of birds and t is the year. I need to use algebra to find the year in which the linear model predicts the breeding pairs will exceed 500. Any help appreciated.
*July 15, 2010*

**Calculus**

Find the interval of concavity for f(x)=e^x/(5+e^x)? f'=[5*e^x ]/ [5+e^x]^2 & f"=[5*e^x ][5-e^x]/ [5+e^x]^3
*April 12, 2010*

**Calculus**

Find the average or mean slope of 2x^3 - 6x^2 - 90x +3 on the interval [-6,10]? By the Mean Value Theorem, we know there exists at least one c in the open interval ( -6 , 10 ) such that f'( c) is equal to this mean slope. ::>> I already found the mean slope of the ...
*April 9, 2010*

**Calculus**

Hmm, I tried e but it wasn't right.
*April 9, 2010*

**Calculus**

I meant 2+6ln(x) divided by x. I don't know if that's what you were thinking or different?
*April 9, 2010*

**Calculus**

Find the x coordinate of the absolute maximum for the function f(x)= (2+6lnx) / x? x>0 xcoordinate of abs max is?
*April 9, 2010*

**History**

hi evelyn, you might try looking up "history of player piano" on google. i found a lot of great reference material there. hope this helps si
*March 31, 2009*

**math**

hi anthony, hint first. try figuring out separately how many girls, then how many big cats, and then how many little cats. obviously each girl has 2 legs and each cat 4 legs. i get a few more than 42 legs on the bus i get 7 girls, 7x7bookbags=49 book bags 7 bc x 49 bbs= 343 ...
*March 31, 2009*

**math**

hi janice, don't know if this is ok to post here, but you might try "googling" "geometric shape names". there are a lot of great resources out there. hope this helps si
*March 31, 2009*

**Chem**

Bob Pursley, With regards to a question posted by john on Tuesday, January 30, 2007 at 6:14am: How is it that you used 650 degrees C + 273 K when the question asks to presume it stayed gaseous down to 0 degrees C and to use this 0 degrees C for the answer? Don't mean to ...
*February 4, 2007*

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