# Search:

Type: Posts; User: aws41109

1. ## Thread: Help! Finding Volumes: Disc and Shell Method

by aws41109
Replies
4
Views
464

### Oh, I see. Thanks :)

Oh, I see. Thanks :)
2. ## Thread: Help! Finding Volumes: Disc and Shell Method

by aws41109
Replies
4
Views
464

### In D, I am subtracting the shaded area from the...

In D, I am subtracting the shaded area from the entire "rectangle" between [1,2] with respect to y. Essentially, I take the entire area (6)2 minus the shaded region's area (y2)2

I don't know what...
3. ## Thread: On what interval(s) is f(x) increasing?

by aws41109
Replies
6
Views
1,268

### If f'(x) is positive, f(x) is increasing; if...

If f'(x) is positive, f(x) is increasing; if f'(x) is negative, f(x) is decreasing. Very simple.

Therefore, f(x) is decreasing [3,5] because f'(x) is negative [3,5].
4. ## Thread: Help! Finding Volumes: Disc and Shell Method

by aws41109
Replies
4
Views
464

### Help! Finding Volumes: Disc and Shell Method

Here is a list of the 5 problems I had to complete. I am turning them in after Easter, can someone check over and see if I made any mistakes? I am not 100% on the answers.

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5. ## Thread: Need help with these problems!

by aws41109
Replies
1
Views
867

### Need help with these problems!

I really cannot start to figure these problems out!

If ∫ (x2-2x+2) dx [0,6] is approximated by three inscribed rectangles of equal width on the x-axis, then what is the approximation?
Let...
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