Math Forum / Mathematics / Algebra Help / July 2003

(Wow, that must a record for shortest, most concise topic heading in
the history of usenet...)
In my algebra class we've recently started working with logarithms, I
naturally have countless questions about them, but there's a more

Seems like the summer is slow except for those to have to continue to study,
then it is extra slow. With many people on vacation and no solutions manual
available, it nice to bounce a question into the group and get some good
feedback.

Given  F[x] = [x-1]p[x] + 3  and  F[x] = [x-1]^2 q[x] + R.
How does one find the value of R ?
Some help would be greatly appreciated.
A. R .C PRASAD

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I found this on a bulletin board and decided to try it. A little

If
f(1/n) = (n^2)/(n^2+1)  
then is it true that
f(n) = (1/n)^2/((1/n)^2+1) ?

I'm taking a College Algebra course with Michael Sullivan's book
(groan now or forever hold your peace).
There's a problem which I can't seem to solve, I'll spare you the
entire solution (From the solution manual) because it's only the very

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how to prove inequalities using that method. Here is an example
of the way i do it - please correct me if i am doing something
wrong:

Well it sounds simple enough, grab the Calculator and press SIN and 15 and
enter and get .2588190451.
The instructions say "Find the exact value of sin(15 degrees). Do not use
your calculator.

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less at the focus of the parabola.  When each light ray from the light
source strikes the parabolic surface, it is reflected outward in a direction
more or less perpendicular to the directrix.  I can see some ...

One of the problems in my book says:
"In Exercises 62-68, simplify the function by canceling factors, and state
the natural domain of the simplified function.
"63. f(x) = (x+2)*(x^2 - 1) / (x+2)*(x+1)"

I am making a pen.
I have 48 feet of panels.........
I need to set posts...
How Do I do the math to find the diameter of the circle to utilize the

Hi!  I have been reading Larson and Hostetler, _Algebra and Trigonometry_,
2nd ed., on my own, in hopes of preparing either to take a calculus class or
to try to teach myself calculus from some other books.  Generally, I am
finding this book pretty good.  I do have a question, ...

the question in my text book reads   y= -x^2  and then goes on to
compare it to the standard form of
x^2= 4py.  They come up with  4p  equalling -1, but for some reason I
just can't figure that out. I can see where  4p would equal 1, but not

Any body know where I can get a list of state requirements ?

" If a:b=4:3,Will a=2b ever be possible?
Is this a contradiction?
This is the question my daughter got...
"Each day Al earns $40 and Bill earns $30. In how many days will AL have