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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 $|ad - bc| = 1$.
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9
English names for vector beginning and end
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8
If $x$ is a nonnegative real number, find the minimum value of $\sqrt{x^2 +4} + \sqrt{x^2 -24x+153}$
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7
What does this vector notation mean
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7
How to solve a double quadratic inequality
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7
Order of a group given group presentation.
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7
Prove that $\sqrt{n(n + 1)} \leq n + \frac{1}{2}$ for all $n \in \mathbb{N}$
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6
how to take the natural log of a product ($\prod$)
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6
Why does $\ln(a)/\ln(b)$ equal $\log_b a$?
math.stackexchange.com

6
Probability of student entering an university (problem)
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6
How does $x+iy = (s+it)^n \implies x-iy = (s-it)^n,$ where $x, y, s, t\in\Bbb R?$
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6
integration of $2x^{2}3^{x^3}$
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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?
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6
Evaluate: $\lim_{x\to y} \frac{x^y-y^x}{x^x-y^y},$ without using L'Hospital's rule.
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5
How to find the center of a circle from a point on it, and a tangent line.
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5
Reference request for symplectic geometry.
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5
How do I parameterise $x^2-y^2+z^2=0$?
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5
are there natural numbers $a,b$ such that $b=\frac{(a-2)}{(a-4)}$? (with $a>6$)
math.stackexchange.com

5
Evaluating $\int\frac{\mathrm{d}u}{u\log u}$.
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5
Determine the value of $\frac{\sqrt[3]{4\sqrt[3]{4\sqrt[3]{4…}}}}{\sqrt{2\sqrt {2\sqrt{2…}}}}$
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5
How to prove that $\ln (N+1) - \ln (N) \geq \frac{1}{N+1}$
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5
When do college students learn rigorous proofs?
matheducators.stackexchange.com

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