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mmm4444bot
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mmm4444bot
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10-06-2005
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02:46 AM
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Today,
02:45 AM
mmm4444bot
replied to a thread
Angular Sizing with Reference Objects in Image
in
Geometry and Trig
I don't think you have enough information. The angular diameter isn't really useful, unless you have either the distance or the real diameter. ...
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5 replies | 74 view(s)
Today,
01:06 AM
mmm4444bot
replied to a thread
Simple Equity Division
in
Finance/Business Math
I knew that you could do it! :cool:
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8 replies | 92 view(s)
Today,
12:58 AM
mmm4444bot
replied to a thread
Simple Equity Division
in
Finance/Business Math
Correct. This means that each party needs to end up with a net gain of $3000 because that's half. Let's check that, to see whether her net gain...
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8 replies | 92 view(s)
Today,
12:37 AM
mmm4444bot
replied to a thread
Simple Equity Division
in
Finance/Business Math
I would revisit that calculation. Before anything happens, there are two $10,000 cars and one $14000 debt. How much value is that combined? Now,...
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8 replies | 92 view(s)
Today,
12:26 AM
mmm4444bot
replied to a thread
How to solve a math problems if the answer is already solved?
in
Arithmetic
Each package contains 14 cards. If Bob bought 1 package, he would have 14 cards. If Bob bought 2 packages, he would have 28 cards. If Bob...
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4 replies | 87 view(s)
Today,
12:14 AM
mmm4444bot
replied to a thread
Simple Equity Division
in
Finance/Business Math
Are you representing the husband? ;) She loses $2,000. Does the husband also lose $2,000? If he doesn't, then it's not an equitable distribution. ...
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8 replies | 92 view(s)
Yesterday,
11:52 PM
mmm4444bot
replied to a thread
How to solve a math problems if the answer is already solved?
in
Arithmetic
1 × 1 = 1 1 × 1¼ = 1¼ 1 × 2 = 2 1 × 2½ = 2½ 1 × 3 = 3
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4 replies | 87 view(s)
Yesterday,
06:06 AM
mmm4444bot
replied to a thread
Mathematical No-Man's Land b/t Intuition & Comprehension???
in
Math Odds & Ends
Disclaimer: I've been enjoying my wine, so keep that in mind below. Regularly! And, the deeper I think about the phenomenon itself, the sooner...
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5 replies | 140 view(s)
Yesterday,
04:45 AM
mmm4444bot
replied to a thread
WTH is up with Prime Numbers? What purpose do primes serve? In my 40s; really wanna k
in
Arithmetic
As Jeff pointed out, working with prime factorizations of numbers makes certain tasks in arithmetic easier. Do you remember that you need a common...
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5 replies | 103 view(s)
11-16-2017,
07:26 AM
mmm4444bot
replied to a thread
How to find the number of students in three groups when you know the total?
in
Arithmetic
Will you please double-check your typing, to confirm that you typed what you were given? If you did, I think the exercise contains a mistake...
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3 replies | 86 view(s)
11-16-2017,
07:00 AM
mmm4444bot
replied to a thread
Richard average 83 in 3 classes, 84 in 3 classes. If ave. for non-math is 82, then...
in
Arithmetic
That seems like a contradiction. (Maybe we are supposed to assume that Mathematics is a different course than mathematics.)
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3 replies | 119 view(s)
11-16-2017,
06:55 AM
mmm4444bot
replied to a thread
Differentiation appication: moving 14.5-m rod from hallway to corridor
in
Calculus
I do not understand the meaning of "height of the floor". Do you?
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3 replies | 94 view(s)
11-16-2017,
06:46 AM
mmm4444bot
replied to a thread
Domain and Range Notation with equation: r = {(x, y) ∈ I x I : y = x - 2}
in
Intermediate/Advanced Algebra
Posting a question is not a summation. :???: (By the way, you have asked about five forms, not four.) I'm not sure what kind of "breakdown" you...
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9 replies | 251 view(s)
11-16-2017,
05:57 AM
mmm4444bot
replied to a thread
Simple annual investment: express total accumulated amt as fcn of t
in
Finance/Business Math
A = accumulated amount P = principal r = decimal form of interest rate t = elapsed time (in years) The phrase "accumulated amount" means:...
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5 replies | 117 view(s)
11-16-2017,
05:34 AM
mmm4444bot
replied to a thread
Exponential and Logarithmic Functions - Solve for X
in
Intermediate/Advanced Algebra
Your first step is incorrect. We may not decompose a ratio by splitting the denominator into pieces. If 1 + e^(-0.01x) were in the numerator,...
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2 replies | 72 view(s)
11-15-2017,
04:21 AM
mmm4444bot
replied to a thread
Domain and Range Notation with equation: r = {(x, y) ∈ I x I : y = x - 2}
in
Intermediate/Advanced Algebra
If the instructions ask for Set-Builder Notation, the answer is no (for both the domain and the range). Otherwise, you could report: Domain: x ∈...
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9 replies | 251 view(s)
11-15-2017,
03:23 AM
mmm4444bot
replied to a thread
Domain and Range Notation with equation: r = {(x, y) ∈ I x I : y = x - 2}
in
Intermediate/Advanced Algebra
I guess it's true, but set-builder notation doesn't normally mention relationships between different variables; instead, it lists set(s) or intervals...
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9 replies | 251 view(s)
11-15-2017,
03:09 AM
mmm4444bot
replied to a thread
Area of a right angled triangle missing height.
in
Geometry and Trig
Do you realize that two equal sides with a 90° angle between them could be parts of a square?
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2 replies | 100 view(s)
11-14-2017,
10:43 PM
mmm4444bot
replied to a thread
Find t for which f(t) = g(t) in equation form
in
Calculus
You didn't answer my question about a need for two symbols. If there's only one solution, and you don't want to state its numerical value, and you...
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6 replies | 144 view(s)
11-14-2017,
10:04 PM
mmm4444bot
replied to a thread
Cryptic clue (Nov.4)
in
Math Odds & Ends
weird 'forp' = prof That looks like funny business, with the direct.
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8 replies | 448 view(s)
11-14-2017,
10:00 PM
mmm4444bot
replied to a thread
Question about exponents: why are -2^4, (-2)^4 diff, but -2^3, (-2)^3 are same?
in
Beginning Algebra
Yes. The factorizations below are related to what DrPeterson asked you about. First, know that the negative sign in front of a number can be...
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6 replies | 208 view(s)
11-14-2017,
06:48 AM
mmm4444bot
replied to a thread
Exercise with angle bisector: find x1, x2 explicitly as function of L, D and alpha
in
Geometry and Trig
I played with this exercise, while waiting for an appointment to show up. I obtained expressions for Kolski's x1 and x2 (i.e., sides b and a,...
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7 replies | 327 view(s)
11-14-2017,
06:12 AM
mmm4444bot
replied to a thread
Find t for which f(t) = g(t) in equation form
in
Calculus
Are you sure you need two different symbols for time? If symbol t is already defined as a time variable, then writing, "I want to find all t such...
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6 replies | 144 view(s)
11-14-2017,
05:02 AM
mmm4444bot
replied to a thread
Cryptic clue (Nov.4)
in
Math Odds & Ends
weird = anagram indicator for p = fodder :D
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8 replies | 448 view(s)
11-14-2017,
05:00 AM
mmm4444bot
replied to a thread
Cryptic clue (Nov.13)
in
Math Odds & Ends
**** 2 hits = ding & bat screwball = dingbat ****
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2 replies | 132 view(s)
11-14-2017,
04:25 AM
mmm4444bot
replied to a thread
Got stuck w/ Related Rates Problems: Leo's invisible helicopter is rising vertically
in
Calculus
Where did you get stuck, on each of these exercises? Please show how far you got, so that we may see where you need help. Also, please read the...
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2 replies | 118 view(s)
11-13-2017,
02:30 AM
mmm4444bot
replied to a thread
Struggling a bit on (6m^4)^-2 x 9m^-3
in
Beginning Algebra
If one of your earlier attempts on the exericse as given yielded 1/(4m^11), then you did good. 8-)
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8 replies | 148 view(s)
11-13-2017,
02:27 AM
mmm4444bot
replied to a thread
P and Q Given, Find R so that RQ = 1/4PQ
in
Intermediate/Advanced Algebra
Then the coordinates of any point on a circle with radius √13 centered at point Q will do. :wink: Have you studied equations of circles, yet? ...
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6 replies | 216 view(s)
11-13-2017,
02:15 AM
mmm4444bot
replied to a thread
Struggling a bit on (6m^4)^-2 x 9m^-3
in
Beginning Algebra
If you delete the 6 from the original exercise, can you get the given answer? :cool:
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8 replies | 148 view(s)
11-13-2017,
02:11 AM
mmm4444bot
replied to a thread
Struggling a bit on (6m^4)^-2 x 9m^-3
in
Beginning Algebra
You ought to have the definition of negative exponents, in your notes, too. m^(-8) = 1/m^8 Yes?
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8 replies | 148 view(s)
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Phototypographer, Bank Courier, Computer Programmer, EMT, ER Physicians Asst, Math Tutor, Retirer, +
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