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• 12-09-2018, 12:52 PM
Then stating this is not part of a valid argument. If anything, I would not trust their points of view as much, because they would tend to be more...
25 replies | 732 view(s)
• 12-08-2018, 01:55 PM
You may use integration by parts if you like : \displaystyle\lim_{N \to \infty}\int_0^Nze^{-z}dz After you do the work (and show the work)...
6 replies | 280 view(s)
• 12-04-2018, 05:53 PM
Yes, also, you must put more complicated exponents and logarithm arguments inside grouping symbols to be correct: New steps ------------- ...
7 replies | 468 view(s)
• 12-03-2018, 12:05 AM
Just as there are primitive (or reduced) Pythagorean triples for right triangles, there are primitive solutions for these "use numbers/digits and...
40 replies | 1023 view(s)
• 12-02-2018, 11:39 PM
Seriously speaking, the Fibonacci function would not be used. Also, Jomo, your example of 4/4! - 4/4! would not be used as a solution, because it...
40 replies | 1023 view(s)
• 12-02-2018, 10:55 PM
In your thread post, you needed to spell out what "usual operators" means. As far as I know they would be: Addition Subtraction & the negation...
40 replies | 1023 view(s)
• 11-19-2018, 12:24 PM
@ mmm4444bot @ Otis @ whatever other usernames you're using I never looked at comments to me past that in that thread. I can see from this post...
2 replies | 264 view(s)
• 11-19-2018, 11:17 AM
Yes. I worked this out. You might approach it with the following method. Hints: Rewrite it as: \displaystyle\lim_{x \to...
4 replies | 392 view(s)
• 11-18-2018, 11:34 PM
It actually rounds to 4.67, but don't use the decimal approximation version. Use the exact value of 14/3. y = (1/3)x + 14/3 From this you see...
12 replies | 715 view(s)
• 11-14-2018, 01:00 PM
lookagain replied to a thread Another Way in Math Odds & Ends
No, you 1) should be able to show independently how you transform the original expression to the final expression, and 2) show detailed steps to...
2 replies | 306 view(s)
• 11-14-2018, 12:32 PM
Did you intend f(x) = \sqrt{x - 4 \ } \ instead? x - 4 \ \ge \ 0 x \ \ge \ 4
17 replies | 810 view(s)
• 11-12-2018, 01:54 PM
Make sure you use grouping symbols as mentioned above. ____________________________________________________________ Instead of the derivative...
6 replies | 413 view(s)
• 11-12-2018, 12:59 PM
(x - 5) is a factor of the polynomial, so the corresponding root is 5. (x + 3) is a factor of the polynomial, so the corresponding root is -3. ...
2 replies | 281 view(s)
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