Mathematics - 19 October 2007

I've totally forgot how to do these!! Please help!

2007-10-19 01:27:19 · 3 answers · asked by kingdoms_united_2004 2

2007-10-19 01:19:05 · 7 answers · asked by Erica A 1

...0 to 1 of g(x) dx, then f(x) <= g(x) for all x in (0,1).

Is the statement false?

Thanks!

2007-10-19 01:03:43 · 3 answers · asked by Anonymous

Find the critical points, then find and classify all the extreme values in:

f(x) = 2x^2 +5x -1, for x in the interval [-2,0]

I have about 5 problems similar to this, but if you can show me how to do all the steps in this one, I think I can do the rest. Thanks :)

2007-10-19 00:58:50 · 2 answers · asked by Anonymous

For a rectangle x inches wide and 2.1 inches long;
perimeter = 4.2+2xin. (x+x+2.1+2.1)



what is the area of the rectangle from the question above:

A = 2.1X sq in (2.1*x)

I just want to check to see if I am correct

2007-10-19 00:42:30 · 5 answers · asked by Anonymous

What is the solution to this initial value problem?

y" + 2y' - 8y = 0, y(0)=1, y'(0) = 0

2007-10-19 00:07:04 · 2 answers · asked by waldeab j 1