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Questions (116)
General Hospital has a current ratio of 0.5. Which of the following actions would improve (increase) this ratio? (Hint: Create a
0 answers
1,334 views
Write the first four nonzero terms and the general term of the Taylor serires for f about x=0. f(x)=2x/(1+x^2)
I feel that I'm
1 answer
543 views
A block of ice is exposed to heat in such a way that the block maintains a similar shape as it metls. The block of ice is
2 answers
2,521 views
How do I find the limit of (1+sin(pi times x))^(1/x) as x approaches 0? I tried using wolframalpha, but am unable to understand
1 answer
555 views
Integrate (1/2)sin(x^(1/2))dx.
I've tried using u-substitution, with u=sin(x^(1/2)). du would then =
7 answers
586 views
Integrate dx/xlnx. What method am I supposed to use? I'm totally lost.
1 answer
476 views
How do I integrate x(arctanx) dx? Is it some sort of integration by parts? Can you please show steps? Thanks in advance!
1 answer
495 views
If 3x^2-2y^2=4xy + 20, find the point(s) at which the graph from Problem 28 has vertical tangents. I found that dy/dx=
2 answers
660 views
I am having trouble differentiating x^2 + 2lny = y (solving for dy/dx). I know that I need to do implicit differentiation, but
2 answers
644 views
How do I integrate (e^(3/x))/(x^2) from 1 to 3. I understand how and why I need to do u-substitution, with u=3/x and so dx=(-3
1 answer
403 views
How do I find the length of curve f(x)=3x^2-2x+3 on the interval [1,4]? I have no idea on how to start this. Anyways, thanks in
3 answers
504 views
How do I determine the area of a region bounded by a function and the x-axis if given y=cosx and interval is [0,ð/2]. This has
1 answer
615 views
The point (1,-2) is on the graph of y^2-x^2+2x=5. Find the value of (dy/dx) and (d^2y/dx^2) at the point (1,-2). How do I find
1 answer
435 views
What is the immediate cause of WWII? Is it Germany's invasion of Poland? I can't remember.
1 answer
386 views
2 B5H9(l)+12 O2(g)---->5 B2O3(s)+9 H2O(l)
Calculate the kilojoules of heat released per gram (kJ/g) of the compound reacted with
1 answer
2,133 views
I need some help with this question.
(5/x-2) = (6/x+6) + {29/(x-2)(x+6)} I don't know how to solve this. Can someone help me
1 answer
398 views
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