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• Today, 01:48 PM
Hmmm...looks like the circles disappear with a MandrakePouff after the subtraction step :p
8 replies | 158 view(s)
• Today, 09:14 AM
Changing your equations to (same thing!): (a-x)^2 + (b-y)^2 = u (c-x)^2 + (d-y)^2 = v Expand: a^2 - 2ax + x^2 + b^2 - 2by + y^2 = u c^2 - 2cx +...
8 replies | 158 view(s)
• Yesterday, 09:32 PM
So is Jomo :p
11 replies | 516 view(s)
• Yesterday, 07:04 PM
necro- Word Origin 1. a combining form meaning “the dead,” “corpse,” “dead tissue,” used in the formation of compound words.
11 replies | 516 view(s)
• Yesterday, 01:40 PM
Denis replied to a thread SPAMmer in Math Odds & Ends
Thanks for being interested Jomo. Part 2 is really "fun?" :rolleyes:
2 replies | 78 view(s)
• Yesterday, 08:05 AM
Denis started a thread SPAMmer in Math Odds & Ends
SPAM CANS PART 1: -you are standing next to a pile of Spam cans -these are sufficient in number to complete this puzzle! -you wish to walk a...
2 replies | 78 view(s)
• 03-16-2018, 04:26 PM
Ahhhh....found it: there's 2 of them on left of .R :cool:
3 replies | 69 view(s)
• 03-15-2018, 01:36 PM
Monsieur Levis, you are cruel :p
3 replies | 114 view(s)
• 03-15-2018, 01:09 PM
Save yourself (and us) time by checking by assigning values; as example: a=2, c=4 and x=3 (any values will work). Then: 8ax + 40cx + 3a +18c = 606...
13 replies | 345 view(s)
• 03-15-2018, 12:53 PM
BAD PRACTICE to update/edit an original post after others have used it in order to help you... everything gets confused...
13 replies | 345 view(s)
• 03-15-2018, 12:45 PM
Were you "really weak" or was it lack of interest?
7 replies | 247 view(s)
• 03-14-2018, 05:00 PM
http://www.wolframalpha.com/input/?i=x+-+3!+%3D+0 :razz::rolleyes::razz:
36 replies | 764 view(s)
• 03-14-2018, 12:36 PM
What does that mean, and why is it important?
3 replies | 135 view(s)
• 03-14-2018, 12:15 PM
Go here (you'll become a quick LOGger!): http://home.windstream.net/okrebs/page56.html
12 replies | 300 view(s)
• 03-14-2018, 08:44 AM
Problem is same as: A1 = area of circle with radius = x + 2 A2 = area of circle with radius = x - 2 Show that A1 - A2 = 8*pi*x Hint:...
2 replies | 114 view(s)
• 03-13-2018, 02:35 PM
2^3 = 8 2^3.1 = ~8.57 2^3.2 = ~9.19 2^3.3 = ~9.85 2^3.4 = ~10.56 Whoa! 2^3.31 = ~9.92 carry on... Get my drift?
36 replies | 764 view(s)
• 03-13-2018, 12:40 PM
Denis replied to a thread mathematical word? in Math Odds & Ends
Careful...else they'll throw you in the Khan...
5 replies | 140 view(s)
• 03-12-2018, 10:26 PM
Denis replied to a thread mathematical word? in Math Odds & Ends
Khan't you be more specific !!
5 replies | 140 view(s)
• 03-12-2018, 08:01 PM
epilog ?
5 replies | 140 view(s)
• 03-12-2018, 10:01 AM
So looks like 1 person can get 'em all...right? odd natural numbers are 1,3,5,7,......right? so 1,1,1,1,1,35 is a solution, and 35 is highest...
4 replies | 160 view(s)
• 03-11-2018, 10:45 PM
Your teacher did not provide the formula? $1000.00 * 1.025 =$1025.00 is the future value of $1000.00 in 3 months if rate = 10% annual... 1 replies | 93 view(s) • 03-11-2018, 02:21 PM a - b = c a -(-b) = a + b : simply cancels operation ????:confused: 10 replies | 336 view(s) • 03-10-2018, 09:03 PM Amen...:p 7 replies | 238 view(s) • 03-09-2018, 08:46 PM You're worried about$13 on a car selling for over \$32,000 :confused:
7 replies | 238 view(s)
• 03-09-2018, 01:17 PM
...and you should be sober when formulating a question :rolleyes:
11 replies | 395 view(s)
• 03-09-2018, 09:40 AM
Make up and play around with a short simple example, like: 2 5 8 11 3 7 11 15 ------------ 6 35 88 165
11 replies | 306 view(s)
• 03-08-2018, 07:13 PM
Rounding your amounts to 95,700 and 981 r = return rate This equation needs to be solved for r: 981 / r = 95700(1 + r)^300 As TK says, cannot...
2 replies | 103 view(s)
• 03-08-2018, 05:32 PM
After some googling of "returns and allowances" and "withholding allowances", pretty sure it works like this: Sales: 12,938.00 - 417.58 =...
5 replies | 257 view(s)
• 03-08-2018, 02:46 PM
Works like a savings account with annual deposits: YEAR DEPOSIT INTEREST BALANCE 0 .00 1 1000.00 ...
5 replies | 129 view(s)
• 03-08-2018, 01:56 PM
Denis replied to a thread Find all angles in Geometry and Trig
Boy oh boy...sure sounds as if you're joking... May I ask, so we know HOW to answer/help you: are you a student attending math classes?
21 replies | 846 view(s)
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