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Denis
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Denis
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Join Date
02-17-2004
Last Activity
Today
02:07 PM
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Denis
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Today,
11:17 AM
Denis
started a thread
aNUTter (7) with 1 e crypt!
in
Math Odds & Ends
Dwellers following nine insects (7) : 1 e
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0 replies | 14 view(s)
Yesterday,
01:12 PM
Denis
replied to a thread
Find the sides of right triangle, given only the area
in
Geometry and Trig
Please post your solution: it may help another student...thank you.
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11 replies | 249 view(s)
Yesterday,
01:11 PM
Denis
replied to a thread
what am I doing wrong here?
in
Intermediate/Advanced Algebra
Wellllll...one thing fer sure: playing around with age ain't the best way to "introduce" the quadratic equation!
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17 replies | 336 view(s)
Yesterday,
12:48 PM
Denis
replied to a thread
Cake word problem
in
Arithmetic
Jomo has already stolen cakes #60, 120, 180 and 240 :p
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6 replies | 161 view(s)
07-15-2018,
12:50 PM
Denis
replied to a thread
Cross multiplying vs the long way (doing the same thing to each side) to solve for x
in
Beginning Algebra
RIGHT!(edited...thanks DrP) ...was still on my 1st coffee 8-)
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7 replies | 174 view(s)
07-15-2018,
11:46 AM
Denis
replied to a thread
Cross multiplying vs the long way (doing the same thing to each side) to solve for x
in
Beginning Algebra
I insist on cross-multiplication!:rolleyes: 3 / (3 - 3x) = 4 4(3 - 3x) = 3 12 - 12x = 3 12x = 9 x = 9/12 = 3/4 math_night: if a/b = c/d...
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7 replies | 174 view(s)
07-14-2018,
11:15 PM
Denis
replied to a thread
Cross multiplying vs the long way (doing the same thing to each side) to solve for x
in
Beginning Algebra
No. Left side should be ln(3/(3-3x))
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7 replies | 174 view(s)
07-14-2018,
07:44 PM
Denis
replied to a thread
Help with a Formula pls
in
Intermediate/Advanced Algebra
Strange that "capA * 2^capB" appears twice...
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9 replies | 238 view(s)
07-14-2018,
02:40 PM
Denis
replied to a thread
Beerholder borne by Denis
in
Math Odds & Ends
Getting slow in my old age... Btw, the "original" I saw is: "Beauty is in the eye of the beerholder"...
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5 replies | 151 view(s)
07-14-2018,
09:20 AM
Denis
replied to a thread
what am I doing wrong here?
in
Intermediate/Advanced Algebra
When playing around with a number and that number reversed, remember that the difference is always divisible by 9. Example: 4321 - 1234 = 3087 =...
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17 replies | 336 view(s)
07-13-2018,
10:57 PM
Denis
replied to a thread
Beerholder borne by Denis
in
Math Odds & Ends
....you mean "beerholder"?
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5 replies | 151 view(s)
07-13-2018,
08:08 PM
Denis
replied to a thread
why 2 circles of 5cm diameter are not equivalent to a circle of 10cm diameter?
in
Geometry and Trig
Can you calculate the area of a circle?
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6 replies | 138 view(s)
07-13-2018,
11:40 AM
Denis
replied to a thread
How do I simplify expressions like this??
in
Intermediate/Advanced Algebra
Which can be rewritten as: c^(3/4) / a^(3/2) You knew that, right?
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6 replies | 150 view(s)
07-12-2018,
07:37 PM
Denis
replied to a thread
help with new job numbers
in
Intermediate/Advanced Algebra
Thanks TK. And whaddaheck is dat:confused:
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8 replies | 224 view(s)
07-12-2018,
04:17 PM
Denis
replied to a thread
help with new job numbers
in
Intermediate/Advanced Algebra
Old co. was "giving you" 90000*1.06 - 90000 = 5400 New co. should be 120000*1.06 - 120000 = 7200 So just ask those crooks for 7200 - 4320 =...
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8 replies | 224 view(s)
07-12-2018,
11:04 AM
Denis
replied to a thread
Sum of an arithmetic series
in
Arithmetic
The 1000 breaks down this way: 066: divisible by 3 and 5 267: divisible by 3, not by 5 134: divisible by 5, not by 3 533: leftover Look for...
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13 replies | 333 view(s)
07-11-2018,
03:42 PM
Denis
replied to a thread
If a² = b² + c² then how to cal calculate a = b + C?
in
Beginning Algebra
a² = b² + c², a = √b² + c² HOW d'heck did you get that? Simple example: a=5, b=4, c=3 a^2 = b^2 + c^2 25 = 16 + 9 25 = 25
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7 replies | 213 view(s)
07-10-2018,
07:36 PM
Denis
replied to a thread
A time for your penny thoughts
in
Math Odds & Ends
noooo.....each side will increase by 3 (yours implies multiplication).
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8 replies | 201 view(s)
07-10-2018,
04:32 PM
Denis
replied to a thread
Solving for the variable in an exponential function
in
Intermediate/Advanced Algebra
FV = (1 + i)^n : FV = Future Value That represents future value of 1 unit; really means FV = 1(1 + i)^n
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4 replies | 152 view(s)
07-10-2018,
04:22 PM
Denis
replied to a thread
Easy One Guys
in
Beginning Algebra
What happens if you add 3 to both sides?
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3 replies | 131 view(s)
07-10-2018,
09:10 AM
Denis
replied to a thread
Denis_Jomo
in
Math Odds & Ends
Subhotosh, yer just jealous :cool:
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10 replies | 434 view(s)
07-09-2018,
08:28 PM
Denis
replied to a thread
Denis_Jomo
in
Math Odds & Ends
No comments Sir Jomo?????
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10 replies | 434 view(s)
07-09-2018,
08:03 PM
Denis
replied to a thread
Re-arranging equation to get P as fcn of mu_p, gamma_half, M fcn of gamma only
in
Intermediate/Advanced Algebra
Let's go slow...to see where you're at: can you solve that equation for P?
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6 replies | 217 view(s)
07-09-2018,
04:26 PM
Denis
replied to a thread
A time for your penny thoughts
in
Math Odds & Ends
I was thinking of Oilcan Harry... Thanks...never heard of Snidely and Dick...
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8 replies | 201 view(s)
07-09-2018,
12:17 PM
Denis
replied to a thread
A time for your penny thoughts
in
Math Odds & Ends
Curses! Foiled again! Btw, which cartoon character often used above expression?
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8 replies | 201 view(s)
07-09-2018,
10:41 AM
Denis
replied to a thread
Swell crypt?
in
Math Odds & Ends
What meanest thou, DrP...looks fine to me... A similar one: Like it is...else expand (6)
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2 replies | 81 view(s)
07-08-2018,
10:57 PM
Denis
replied to a thread
Need help w/ amortization schedule: Principal: $27,000, Interest: 3% APR
in
Finance/Business Math
WRONG: should be $2,562.38 :twisted: If 3% effective, then $2,521.83
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4 replies | 269 view(s)
07-08-2018,
09:32 AM
Denis
replied to a thread
Product pricing: Figure out individual pricing for each product based on...
in
Finance/Business Math
That seems to be your "actual" post.... Long way to simply ask: what's 10%, 20% and 30% of 880
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2 replies | 148 view(s)
07-07-2018,
08:11 PM
Denis
replied to a thread
False advertising or honest mistake?
in
Math Odds & Ends
Fake news :idea:
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7 replies | 185 view(s)
07-07-2018,
08:08 PM
Denis
replied to a thread
Beefy cryptic clue?
in
Math Odds & Ends
Correct! limits of PricE = PE
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5 replies | 144 view(s)
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About Denis
Basic Information
About Denis
Location:
Ottawa, Ontario
Interests:
puzzles
Occupation:
retired
Signature
I'm a man of few words...but I use 'em often!!
Statistics
Total Posts
Total Posts
95
Posts Per Day
0.02
General Information
Last Activity
Today
02:07 PM
Join Date
02-17-2004
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4