# Activity Stream

• Today, 04:54 PM
...not if it's proprietary and we're trying to steal IP.
22 replies | 402 view(s)
• Today, 04:48 PM
you have 2 equations and 2 unknowns. 0.108A+0.353B=382 0.402A+0.158B=566 where, A=units of product A and B=units of product B
3 replies | 45 view(s)
• Today, 04:42 PM
I need a quick step by step solution. Thanks!
0 replies | 8 view(s)
• Today, 03:53 PM
The OP was "provided" with above. By who? To nicoprz: can you not ASK whoever provided you with that??
22 replies | 402 view(s)
• Today, 03:17 PM
I've begun to believe, being moved upon by the spirit of something, that "4.07" is a flat charge of some sort, rather than an interest rate of any...
22 replies | 402 view(s)
• Today, 02:23 PM
Induction (a - b)^1 = a - b = a + (-\ b) = \{a + (-\ b)\}^1. \therefore \exists \text { non-empty set } \mathbb K \text { such that } x \in...
2 replies | 26 view(s)
• Today, 02:11 PM
Ya...much adoo about nothing! A "balloon payment" is same as borrower deciding to pay off loan in full... And that "4.07" is more mysterious than...
22 replies | 402 view(s)
• Today, 01:52 PM
The powers are not really relevant. If x= y then trivially x^2= y^2 and the point is just to prove that x- y= x+ (-y). What are your definitions of...
2 replies | 26 view(s)
• Today, 01:51 PM
What is the general equation of a line parallel to y-axis?
1 replies | 16 view(s)
• Today, 01:08 PM
How can I show that: (a) The expression (a - b)^2 is given by (a + (-b))^2 (b) The expression (a - b)^3 is given by (a + (-b))^3 and vice versa....
2 replies | 26 view(s)
• Today, 12:11 PM
How to find the value of k from the linear equation (k-5)x+(4k2-9)y+(6k2-7k-3)=0 given that the line is parallel to y-axis?
1 replies | 16 view(s)
• Today, 11:08 AM
How did you get the equation you started with? Seems like we have different versions of the same thing?
18 replies | 444 view(s)
• Today, 11:04 AM
0 replies | 13 view(s)
• Today, 10:55 AM
It does help to have correct information. 1) The first two 30's are incorrect. The lump is not included in the Total Paid. 2) (1 +...
22 replies | 402 view(s)
• Today, 10:29 AM
Assuming you copied the problem correctly, and it wasn't -ln(t), you are correct. It looks like the teacher lost a negative sign, and meant z =...
1 replies | 19 view(s)
• Today, 10:22 AM
Assuming you meant lim{x->infty} (x^2+2x-6) / (3x^2+2), a standard way to demonstrate such a limit is to divide the numerator and the denominator by...
3 replies | 38 view(s)
• Today, 10:02 AM
So I have a problem, and I believe I got the right answer, however the teacher says something different and I am not sure if I am wrong, or he wrote...
1 replies | 19 view(s)
• Today, 09:32 AM
Hi guys, sorry for not replying for a few days, my wife had a baby so have been a little bit busy. Thanks so far for everyone's help. I understand...
22 replies | 402 view(s)
• Today, 09:11 AM
Correct. My point here was simply that the usual formula for combinations does not apply when r>n; in fact, my calculator gives an error when I...
11 replies | 220 view(s)
• Today, 08:39 AM
Denis replied to a thread Time for a rebus! in Math Odds & Ends
2 clues: --- ------ ---- -- 3 e's
3 replies | 60 view(s)
• Today, 08:26 AM
If nothing else, when looking at cases n= 1, 2, 3, 4, you should have seen that no row is linear combination of other rows.
5 replies | 148 view(s)
• Today, 08:15 AM
It's back.
2 replies | 30 view(s)
• Today, 08:11 AM
It is courteous to do so but not necessary. What is objected to is bumping to the top to try to get a quicker answer.
7 replies | 123 view(s)
• Today, 07:52 AM
In other words, do you mean \lim_{x\to \infty} x^2+ 2x- \frac{6}{3x^2}+ 2, which is what you wrote, or do you mean \lim_{x\to\infty}\frac{x^2+ 2x-...
3 replies | 38 view(s)
• Today, 06:57 AM
Alright. Thanks guys! By the way, I'm still new here, so please tell me if it's unnecessary to reply just to say thanks, it makes my thread go on...
7 replies | 123 view(s)
• Today, 06:34 AM