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• Yesterday, 03:36 PM
Except that this was posted to "Arithmetic", not "algebra", so it is reasonable (perhaps ever required) to assume that the poster has no knowledge of...
16 replies | 446 view(s)
• Yesterday, 03:35 PM
By the way, doesn't "numeral" mean "digit"...? So none of the answer-options is correct, because there is no one "digit" for twenty of anything...?...
5 replies | 133 view(s)
• Yesterday, 03:14 PM
What did you get when you plugged the given information into the specified formula? What did you get when you simplified each of the two equations?...
4 replies | 99 view(s)
• Yesterday, 03:06 PM
What do you mean by "as my main function"? "Based on domain" how? Was there additional information for this exercise, not yet posted to this...
6 replies | 134 view(s)
• Yesterday, 02:59 PM
Your subject line refers to "minimizing surface area". "Surface area" refers to the area of the surfaces of a three-dimensional object. You have...
3 replies | 102 view(s)
• Yesterday, 02:50 PM
The hotlink to the other forum isn't displaying here. (Hotlinking is often forbidden, or at least hindered, for very good reasons.) From another of...
1 replies | 67 view(s)
• 11-20-2017, 03:48 AM
Unfortunately, we have learned from hard experience that attempting to converse through a "translator" who "doesn't speak the language" is generally...
16 replies | 446 view(s)
• 11-20-2017, 03:17 AM
Um... you're welcome, but for what? You haven't asked a question yet! :oops: Are you asking for lesson instruction, so you can learn what these...
2 replies | 103 view(s)
• 11-20-2017, 03:15 AM
This isn't a "problem"; it's a definition. That is, this statement is not a homework exercise, and you are not being asked to find the inverse of any...
6 replies | 187 view(s)
• 11-20-2017, 03:09 AM
Convert everything on the left-hand side to sines and cosines. Simplify each of the second and third expressions. You should end up with two...
2 replies | 77 view(s)
• 11-20-2017, 02:53 AM
To learn how to set up and solve "distance" type word problems, try here. ;)
2 replies | 126 view(s)
• 11-20-2017, 02:24 AM
What are the parameters under which you are operating? Are you to assume (for a math problem, because it's not like this in "real life") that the...
6 replies | 219 view(s)
• 11-16-2017, 04:39 PM
You may have heard that modern computer security depends upon the difficulty in factoring large numbers. Much of computer security is based on...
5 replies | 172 view(s)
• 11-16-2017, 04:34 PM
Are you not familiar with logarithms? If not, then what method has your class covered for this sort of exercise? Are you supposed to do a regression...
6 replies | 214 view(s)
• 11-16-2017, 04:31 PM
I think the search term for the sort of partial sphere thing you're considering is "spherical cap". Perhaps relate that sort of formula to the...
6 replies | 170 view(s)
• 11-16-2017, 04:24 PM
No; fractions never work this way! Doing the above is like saying the following: . . . . .1\, =\, \dfrac{2}{2}\, =\, \dfrac{2}{1\, +\, 1}\, ....
2 replies | 111 view(s)
• 11-16-2017, 04:03 PM
I'm glad to hear that you've successfully answered parts (a) and (b). What were your results for these? Since you've "tried to solve" part (c),...
3 replies | 135 view(s)
• 11-16-2017, 03:59 PM
I would take this as meaning "the height of the ceilings on this floor", so they're kinda high, at about thirteen feet. This would be the "grand...
3 replies | 135 view(s)
• 11-16-2017, 03:49 PM
So, when you solved the equation "I = Prt" for "t=", you got t = I/(Pr). That's a start. Now let's return to what I asked you before: To answer...
5 replies | 173 view(s)
• 11-16-2017, 03:45 PM
Which methods have you covered recently in class? Which do you feel is most likely to be useful here? How far have you gotten in attempting to apply...
6 replies | 219 view(s)
• 11-15-2017, 07:23 PM
At which point are you stuck? How are you stuck? Finding intercepts is just algebra. (here) Where are you getting bogged down in the...
2 replies | 109 view(s)
• 11-15-2017, 07:07 PM
What is the simple-interest formula? What equation then would represent the ending total amount? When you solved this equation for "t=", what did...
5 replies | 173 view(s)
• 11-15-2017, 03:14 PM
I'm sorry, but we don't do that. Instead, we help students learn how to do "the working" themselves. If he averaged 83 points in each of the first...
3 replies | 167 view(s)
• 11-14-2017, 08:34 PM
All it means is that you start on one side, work your way down for a while, give up, and then start on the other side. You work your way down for a...
7 replies | 315 view(s)
• 11-14-2017, 08:07 PM
Unfortunately, we have learned from hard experience that trying to work through a "translator" who "doesn't speak the language" is doomed to failure....
2 replies | 147 view(s)
• 11-14-2017, 08:04 PM
What do you know about negative numbers, and even (like 2, 4, 6) versus odd (like 3, 5, 7) powers? What do even powers do to negative numbers, than...
6 replies | 280 view(s)
• 11-14-2017, 07:59 PM
So the actual exercise is more like the following? "Let A be a set, and let X be a subset of A having a cardinality of 2. Prove that, when the...
4 replies | 284 view(s)
• 11-14-2017, 07:52 PM
Which part of "the wording" "has thrown you off"? Which part, specifically, are you needing explained? When you reply, please include a clear...
2 replies | 105 view(s)
• 11-14-2017, 07:42 PM
What is the probability of getting any result? (Hint: Definition.) How many results are possible? (Hint: It's a coin.) What is the probability...
3 replies | 131 view(s)
• 11-14-2017, 07:31 PM
What is the "it" that is "displaying that it's incorrect"? How did "3/2 and 1" become "2pi, (1/6)pi, and (11/6)pi"? When you reply, please show your...
3 replies | 198 view(s)
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