Calcmathlete
 Name:
 Andrew Suh
 School:
 About:
 Just an asian in high school who likes school and especially math so much that he decides to help others in school work. :)
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Questions Asked

Calcmathlete:
Group Title
Just testing to see if I've memorized this formula again: \[\text{Sum of the factors of a number: }\frac{a^{p + 1}  1}{a  1} \times \frac{…
 updated one year ago
 36 replies
 3 Medals
Mathematics

Calcmathlete:
Group Title
Just trying to memorize some formulas. Is this correct?
\[\sum^n_{n = 1}n^2 = \frac16n(n + 1)(2n + 1)\]
 updated one year ago
 6 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
What are triangular numbers, pentagonal numbers, etc?
 updated one year ago
 12 replies
 4 Medals
Mathematics

Calcmathlete:
Group Title
Find the solution set of the inequality: 2x + 5 + 4x + 7 < 30
How would you do this kind of problem? I'm not familiar with how to do it…
 updated one year ago
 25 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
Find the domain of \(\huge y = \frac{1}{\sqrt{ln(\sqrt{x^2  1})}}\) would it be \((∞, \sqrt{2}) U (\sqrt{2}, ∞)\)?
 updated one year ago
 2 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
If f(x + 3) = \(x^2 + 2x + 4\), find f(x).
Do I just plug in x + 3 for x?
 updated one year ago
 9 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
Shiming, Doreen, and Brian are studying independently for their driver’s license test. The probability Shiming will pass the test is 3/5, t…
 updated one year ago
 20 replies
 2 Medals
Mathematics

Calcmathlete:
Group Title
Matrix Help!
 updated one year ago
 36 replies
 3 Medals
Mathematics

Calcmathlete:
Group Title
Let the solution (x, y, z) satisfy the following equations: x + y + z = 1, xy + xz + yx = 17, xyz = 15. If x < y < z, what is the value …
 updated one year ago
 15 replies
 3 Medals
Mathematics

Calcmathlete:
Group Title
What is the weightedaverage of one dice roll? I have no idea what this problem is asking for...
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

Calcmathlete:
Group Title
Two circles have radii 5 and 13, and a common external tangent segment of length 12. What is the distance between their centers?
How would…
 updated one year ago
 8 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
Number 28 below!
 updated one year ago
 16 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
Sam and Lisa are riding on the Ferris wheel at the Mu Alpha Theta State Fair. There are 24 cars evenly spaced around the Ferris wheel, and …
 updated one year ago
 3 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
Algebra II Question!
Solve for k, given points (1, k) and (5,  k ) lie on a line that has a slope of 3/5 .
A) 3/10 …
 updated one year ago
 12 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
For the expression \(\sqrt{a^2b^3}\) defined over the set of Real numbers, and ab ≠ 0, which of the following is not a factor of its simplif…
 updated one year ago
 15 replies
 2 Medals
Mathematics

Calcmathlete:
Group Title
Proposal: Nothing major, but I'm thinking maybe add the feature of modifying our own comments like how we can modify questions after they ha…
 updated one year ago
 13 replies
 5 Medals
Mathematics

Calcmathlete:
Group Title
Is it C? Please?
…
 updated one year ago
 14 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
What is the area of the triangle formed by connecting the points (0, 0, 0), (1, 1, 2), and (3, 4, 2)?
 updated one year ago
 28 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
Similar to how the distance formula can be modified to get 3 dimensions, can the same be done to the slopeformula?
 updated one year ago
 14 replies
 2 Medals
Mathematics

Calcmathlete:
Group Title
What does the € mean in math? or something close to that?
 updated one year ago
 15 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
A unit circle is cut into 2012 pieces (all equal in arc length) by 2012 distinct points. Three of them are chosen at random. The probability…
 updated one year ago
 13 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
I'm curious to see how many people will get this wrong...such a simple problem, yet you might get it wrong...like I did. What is the sum of …
 updated one year ago
 33 replies
 3 Medals
Mathematics

Calcmathlete:
Group Title
For how many positive integers n < 100 is (n  5)(n  23)(n  68) positive?
 updated one year ago
 7 replies
 3 Medals
Mathematics

Calcmathlete:
Group Title
Let f(x) be a quadratic function. If \(x^2  4x + 6 ≤ f(x) ≤ 2x^2  8x +10\) for all real numbers x, and f(12) = 182, find f(17).
 updated one year ago
 57 replies
 4 Medals
Mathematics

Calcmathlete:
Group Title
Compute: \[\log_2 (\frac{2012!!}{1006!})\] NO CALCULATORS PERMITTED!
 updated one year ago
 27 replies
 2 Medals
Mathematics

Calcmathlete:
Group Title
A pyramid with height 15 is separated into two pieces by a plane parallel to the base and 6 units above it. What is the positive difference …
 updated one year ago
 16 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
The altitude of equilateral triangle BEN is \(12\sqrt{3}\). Find the diameter of a circle circumscribed about this triangle.
…
 updated one year ago
 5 replies
 2 Medals
Mathematics

Calcmathlete:
Group Title
Just need a small boost on the problem below. I've got the asymptotes y = 0 and x = 3, but I'm having trouble with the slant asymptote part.
 updated one year ago
 11 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
A sphere of radius 1 is inscribed in a right circular cone whose height is 6. Find the radius of the cone.
 updated 2 years ago
 33 replies
 3 Medals
Mathematics

Calcmathlete:
Group Title
Determine the value of “n” so that the given condition is satisfied: One root of \(16x^2  9x + n\) is three times the other.
 updated 2 years ago
 8 replies
 1 Medal
Mathematics
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