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tkhunny
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tkhunny
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04-12-2005
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Yesterday
05:15 PM
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Yesterday,
05:14 PM
tkhunny
replied to a thread
Urgent help for design project perspective calcs
in
Advanced Math
We're not really a consulting service. If you would like to work on the arithmetic, and show your best work, we would be happy to comment on it and...
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2 replies | 66 view(s)
Yesterday,
12:23 PM
tkhunny
replied to a thread
Binomial vs Poisson Distribution
in
Probability / Statistics
You may wish to rethink the last.
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2 replies | 91 view(s)
Yesterday,
12:17 PM
tkhunny
replied to a thread
How do I write this absolute value expression?
in
Beginning Algebra
What are the minimum and maximum temperatures? That will get us on our way.
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1 replies | 98 view(s)
08-18-2017,
12:27 PM
tkhunny
replied to a thread
[x]
in
Arithmetic
Sometimes, it's just brackets. { + 7z}
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3 replies | 262 view(s)
08-18-2017,
12:25 PM
tkhunny
replied to a thread
Divisibility Question!
in
Intermediate/Advanced Algebra
Not "individual remainders", but "individual coefficients". I think you have it! Good work. You will need this same idea when trying to make two...
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8 replies | 316 view(s)
08-17-2017,
04:50 PM
tkhunny
replied to a thread
Divisibility Question!
in
Intermediate/Advanced Algebra
Your division is close enough - although more care is warranted. We need to discuss only the numerator of the Remainder portion. You are missing...
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8 replies | 316 view(s)
08-17-2017,
02:32 PM
tkhunny
replied to a thread
Solving 3D
in
Geometry and Trig
Well, have at it. There is nothing magic about it. Plot points...examine extrema...get fancy software...
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6 replies | 236 view(s)
08-17-2017,
01:00 PM
tkhunny
replied to a thread
Divisibility Question!
in
Intermediate/Advanced Algebra
It is your work that must be shown. Better try that division again. You're close. If it IS divisible, what IS the remainder? Example: 12 / 4...
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8 replies | 316 view(s)
08-17-2017,
12:43 PM
tkhunny
replied to a thread
How do I merge two age groups per 10k from an abortion rate table?
in
Probability / Statistics
You need the Total Number of each population or you cannot do it. Your value is much too high. For example - from baseball: Given a batting...
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1 replies | 136 view(s)
08-15-2017,
08:59 AM
tkhunny
replied to a thread
Matrix V12=mV: m1v1+m2v2=m12v12 eqn1, m12=m1+m2 eqn2
in
Intermediate/Advanced Algebra
Looks like we might need a little better description of what it is you are doing. What's stopping you from substituting? Eqn 2 is already solved...
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5 replies | 291 view(s)
08-15-2017,
08:53 AM
tkhunny
replied to a thread
Complex Fractions: If 16 = x * 4 * 2 equals 16/(4 * 2) = 2,...
in
Beginning Algebra
Perfect!
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3 replies | 226 view(s)
08-14-2017,
12:16 PM
tkhunny
replied to a thread
Complex Fractions: If 16 = x * 4 * 2 equals 16/(4 * 2) = 2,...
in
Beginning Algebra
Why would you do something different? Try EXACTLY the same thing... 16 = x * 4 * 2 16= x * (4 * 2) 16 / (4 * 2) = x Now, again... 16 = x *...
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3 replies | 226 view(s)
08-14-2017,
12:12 PM
tkhunny
replied to a thread
Math test for 7 year old
in
Pre-Algebra
Seriously, what does "cannot be used more than once" mean? 147 174 417 471 714 741 Those are your candidates.
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3 replies | 261 view(s)
08-14-2017,
12:09 PM
tkhunny
replied to a thread
Probability for N dice and list of different matches
in
Probability / Statistics
We're not a consulting service. If you would like to explore the mathematics of your game, that will be fine. Please start with your efforts.
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3 replies | 196 view(s)
08-14-2017,
12:06 PM
tkhunny
replied to a thread
30 math questions: solve them with details
in
Beginning Algebra
We realize you are a beginning. That's why you were directed to the Forum "Read Before Posting". Please show YOUR work. Practice out loud.
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13 replies | 654 view(s)
08-14-2017,
12:05 PM
tkhunny
replied to a thread
Arithmetic and geometric progression: Tin ore is extracted from a certain mine....
in
Intermediate/Advanced Algebra
Decrease of 10% = Multiply by 1 - 0.10 = Multiply by 0.90
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4 replies | 306 view(s)
08-14-2017,
12:03 PM
tkhunny
replied to a thread
How can i solve 4sin(x)cos(x) + cos(x) = 2
in
Geometry and Trig
I understand what "complicated and messy" means. You didn't answer my question. 1) Are you sure there is a solution? Prove it! Consider the...
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6 replies | 327 view(s)
08-14-2017,
11:41 AM
tkhunny
replied to a thread
Induction: There are two one-letter words in English (“I” and “a”),...
in
Intermediate/Advanced Algebra
Does it say unique strings?
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3 replies | 619 view(s)
08-12-2017,
11:28 PM
tkhunny
replied to a thread
Calculate the odds: I have 35 attempts of scoring points randomly...
in
Probability / Statistics
You may wish to find the difference between "odds" and "probability". After that, make sure you are asking the right question.
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2 replies | 243 view(s)
08-12-2017,
11:26 PM
tkhunny
replied to a thread
arranging series of fencing panels into irregular Polygon/circle
in
Geometry and Trig
How close could you get if you played like you had 25 6' pieces?
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4 replies | 338 view(s)
08-12-2017,
11:22 PM
tkhunny
replied to a thread
How can i solve 4sin(x)cos(x) + cos(x) = 2
in
Geometry and Trig
Why not just factor it? What would you do with 4xy + y = 2? That may lead somewhere. It may also do no good. What's wrong with "complicated...
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6 replies | 327 view(s)
08-11-2017,
08:49 AM
tkhunny
replied to a thread
arranging series of fencing panels into irregular Polygon/circle
in
Geometry and Trig
How would you do it if you had all 12 at 12'?
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4 replies | 338 view(s)
08-11-2017,
08:47 AM
tkhunny
replied to a thread
average, instanteous rate of change in height of flowerpot falling to the ground
in
Calculus
Is this a calculus class? You should be VERY familiar with x(t) = a(t)\cdot\;t^{2} + v_{0}\cdot\;t + x_{0} a(t) may be constant. ...and it's...
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2 replies | 225 view(s)
08-10-2017,
05:58 PM
tkhunny
replied to a thread
Grade 12 Functions question: Restaurant conversation is about 45dB....
in
Intermediate/Advanced Algebra
How does db work? If you increase 1 db, how much louder is that? I searched "db scale explained" and found quite a bit of useful information.
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2 replies | 269 view(s)
08-10-2017,
03:57 PM
tkhunny
replied to a thread
simplify & fractorise: find the sum of 2a + 3b + 5c and a + b -c, ...
in
Beginning Algebra
Your a, b, c results looks good. Use exponent rules to simplify the second one. Distributive property. Opinions vary as to whether that is...
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4 replies | 327 view(s)
08-10-2017,
09:48 AM
tkhunny
replied to a thread
Differentiate ε = 4x10^−5t^4−0.0024t^3+0.0487t^2−0.3428t+1.4532
in
Differential Equations
That "/25000" form is a bit misleading. It gives an aura of exactness that doesn't actually exist. If you start with four decimal places, you...
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5 replies | 383 view(s)
08-10-2017,
12:08 AM
tkhunny
replied to a thread
Drawing a circle: y = x^2 + y^2 + 3x + 36 + 4
in
Geometry and Trig
Make an assumption as to what might be correct and solve that. Be as clear as you can.
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10 replies | 451 view(s)
08-10-2017,
12:06 AM
tkhunny
replied to a thread
8% of rides are water rides; if 4 are water rides, how many rides total?
in
Arithmetic
How would you solve this? 100% of the rides in the park are water rides. If there are 4 water rides, how many rides are there in total? How...
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5 replies | 709 view(s)
08-10-2017,
12:03 AM
tkhunny
replied to a thread
Find Radius, given values of X, Y (I know it involves chord length)
in
Geometry and Trig
Do we know that P is a piece of a Circle?
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8 replies | 422 view(s)
08-08-2017,
05:21 PM
tkhunny
replied to a thread
Differential Pressure and Flow
in
Intermediate/Advanced Algebra
OP You did not address my second question.
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10 replies | 526 view(s)
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About tkhunny
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About tkhunny
Location:
USA
Occupation:
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"Unique Answers Don't Care How You Find Them." - Many may have said it, but I hear it most from me.
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Last Activity
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05:15 PM
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