Artin's Algebra pages 155 & 156 list the types of symmetry of a plane figure as: Reflective Rotational Translational Glide He then goes on to say...

Hi, I realise there has been a question already asked regarding this particular exact value, but this question requires for it to be done under different ...

My textbook clearly states after the lesson on Transforming Equations: Addition and Subtraction "Notice that the subtraction property of equality is just ...

My younger brother was asked to do this problem and was given the problem exactly as the problem was given with no additional information. Basically, we a...

How would one find the center of mass of a circle? The center of mass of a rod is given by: $$\frac{1}{M}\int^{L}_{0}\rho x dx$$ So, for a sphere, it woul...

I have a very basic understanding of statistics and probability. I just passed an intro college course on it. The problem is, there's one type of pro...

Does anyone know how to calculate the volume of an irregular octahedron from the lengths of the edges? The octahedron has triangular faces, but the only i...

If $P$ is a Sylow $p$-subgroup of $G$, how do I prove that normalizer of the normalizer $P$ is same as the normalizer of $P$ ?

What is the remainder obtained when $2^{108}$ is divided by $11$? I tried bringing in $11$ in the given no. such as in $(11-3)^{36}$ and then using binomi...

Is there anything wrong with the following proof? Theorem. Every non-empty subset $B \subset\mathbb{N}$ has a least member. Proof. Assume not. Then, of ne...