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A. Goodier
MMath (Warwick), 2017.
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Top Questions
32
votes
Helping students who make no effort to figure things out for themselves
secondary-education
asked Mar 5 '18 at 19:57
matheducators.stackexchange.com
19
votes
How rigorous should high school calculus be?
secondary-education
mathematical-pedagogy
calculus
asked May 10 '20 at 11:27
matheducators.stackexchange.com
8
votes
What are the “lovely tales” in Keats' “Endymion”?
poetry
john-keats
interpretation
endymion
asked Nov 30 '17 at 20:19
literature.stackexchange.com
7
votes
Integral solutions to the equation $\left(\frac{1}{n}\right)^{-1/2}=\sqrt{a+\sqrt{15}}-\sqrt{a-\sqrt{15}}.$
algebra-precalculus
solution-verification
roots
radicals
asked Jan 8 '18 at 19:42
math.stackexchange.com
7
votes
How to deal with students who object to me teaching material that won't be in the exam?
undergraduate-education
secondary-education
student-motivation
asked Dec 29 '18 at 17:15
matheducators.stackexchange.com
5
votes
Given that $x^3+x^2=1$, express the infinite product $(1+x)(1+x^2)(1+x^4)(1+x^8)\ldots$ in the form $A+Bx+Cx^2$.
algebra-precalculus
asked Jan 3 '18 at 21:32
math.stackexchange.com
5
votes
Teaching congruent triangles non-rigorously
secondary-education
geometry
asked Apr 16 '18 at 19:46
matheducators.stackexchange.com
5
votes
Completion of measure spaces - uniqueness
real-analysis
measure-theory
asked Aug 17 '18 at 8:43
math.stackexchange.com
5
votes
tcolorbox theorem numbering
numbering
theorems
tcolorbox
newtheorem
asked Feb 14 '18 at 21:03
tex.stackexchange.com
Top Answers
42
Justify, without evaluating, that the determinant of the following matrix is zero
math.stackexchange.com
30
Prove that the equation has only one real root.
math.stackexchange.com
21
Fun set theory for kids
matheducators.stackexchange.com
15
why is the intersection of two sets with no common element equal to the subset containing the empty set and not simply the empty set?
math.stackexchange.com
10
Evaluate: $\lim\limits_{x \to \infty} (\sqrt{x+2}-\sqrt{x})$
math.stackexchange.com
10
Let $a, b, c, d \in \mathbb R$. Given that $a^2 + c^2 = 1$, $b^2 + d^2 = 1$, and $ab + cd = 0$, show that $|ad - bc| = 1$.
math.stackexchange.com
9
English names for vector beginning and end
math.stackexchange.com
8
If $x$ is a nonnegative real number, find the minimum value of $\sqrt{x^2 +4} + \sqrt{x^2 -24x+153}$
math.stackexchange.com
7
What does this vector notation mean
math.stackexchange.com
7
How to solve a double quadratic inequality
math.stackexchange.com
7
Order of a group given group presentation.
math.stackexchange.com
7
Prove that $\sqrt{n(n + 1)} \leq n + \frac{1}{2}$ for all $n \in \mathbb{N}$
math.stackexchange.com
6
how to take the natural log of a product ($\prod$)
math.stackexchange.com
6
Why does $\ln(a)/\ln(b)$ equal $\log_b a$?
math.stackexchange.com
6
Probability of student entering an university (problem)
math.stackexchange.com
6
How does $x+iy = (s+it)^n \implies x-iy = (s-it)^n,$ where $x, y, s, t\in\Bbb R?$
math.stackexchange.com
6
integration of $2x^{2}3^{x^3}$
math.stackexchange.com
6
How to remove square roots from denominator in $\frac{\sqrt{x}+\sqrt{y}}{\sqrt{x}-\sqrt{y}}$?
math.stackexchange.com
6
Binomial expansion of $(1+x)^{2n}$ and proof that $\binom{2n}{n} = \binom{n}{0}^2 + \binom{n}{1}^2 + \binom{n}{2}^2 + … + \binom{n}{n}^2$
math.stackexchange.com
6
Courses equivalent to College Algebra in other countries?
matheducators.stackexchange.com
6
Why is the euler characteristic of a sphere 2?
math.stackexchange.com
6
Evaluate: $\lim_{x\to y} \frac{x^y-y^x}{x^x-y^y},$ without using L'Hospital's rule.
math.stackexchange.com
5
How to find the center of a circle from a point on it, and a tangent line.
math.stackexchange.com
5
Reference request for symplectic geometry.
math.stackexchange.com
5
How do I parameterise $x^2-y^2+z^2=0$?
math.stackexchange.com
5
are there natural numbers $a,b$ such that $b=\frac{(a-2)}{(a-4)}$? (with $a>6$)
math.stackexchange.com
5
Evaluating $\int\frac{\mathrm{d}u}{u\log u}$.
math.stackexchange.com
5
Determine the value of $\frac{\sqrt[3]{4\sqrt[3]{4\sqrt[3]{4…}}}}{\sqrt{2\sqrt {2\sqrt{2…}}}}$
math.stackexchange.com
5
How to prove that $\ln (N+1) - \ln (N) \geq \frac{1}{N+1}$
math.stackexchange.com
5
When do college students learn rigorous proofs?
matheducators.stackexchange.com
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