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 2 years 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 2 years ago
 6 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
What are triangular numbers, pentagonal numbers, etc?
 updated 2 years 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 2 years 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 2 years 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 2 years 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 2 years ago
 20 replies
 2 Medals
Mathematics

Calcmathlete:
Group Title
Matrix Help!
 updated 2 years 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 2 years 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 2 years 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 2 years ago
 8 replies
 1 Medal
Mathematics

Calcmathlete:
Group Title
Number 28 below!
 updated 2 years 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 2 years 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 2 years 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 2 years 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 2 years ago
 13 replies
 5 Medals
Mathematics

Calcmathlete:
Group Title
Is it C? Please?
…
 updated 2 years 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 2 years 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 2 years ago
 14 replies
 2 Medals
Mathematics

Calcmathlete:
Group Title
What does the € mean in math? or something close to that?
 updated 2 years 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 2 years 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 2 years 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 2 years 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 2 years ago
 57 replies
 4 Medals
Mathematics

Calcmathlete:
Group Title
Compute: \[\log_2 (\frac{2012!!}{1006!})\] NO CALCULATORS PERMITTED!
 updated 2 years 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 2 years 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 2 years 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 2 years 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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