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visits member for 2 years, 3 months
seen Oct 10 at 3:57

Jan
25
asked If I am checking for $s$ divides $n$ on the interval $S = [3, n-x]$, how large can I make $x$ to ensure I have verified $n$ is prime?
Jan
22
asked Have I justified that $\forall x \in \mathbb{R}$, $x > 1 \rightarrow x^2 > x$
Jan
15
asked Is the set $\{1\}$ a member, and not a subset of the power set of $\{1, 2\}$?
Jan
15
asked Is my answer correct to this homework involving sets?
Jan
15
asked Can you show why zero divided by zero does not equal zero?
Jan
14
asked Is it more practice and intuition or rather algorithmic to solve third degree polynomials of this type?
Jan
14
asked The author of my book simplifies his solutions to an extent that I am uncomfortable with, so are my solutions to homework over doing it?
Jan
11
asked How do I show that two sets are equal.
Jan
11
asked Will SADMEP always work to evaluate the inverse of a function, and I should not evaluate right to left?
Jan
8
asked Fixed: Is this set empty? $ S = \{ x \in \mathbb{Z} \mid \sqrt{x} \in \mathbb{Q}, \sqrt{x} \notin \mathbb{Z}, x \notin \mathbb{P}$ }
Jan
8
asked For every set A, the empty set is a subset of A. The empty set is a set. Therefore, the empty set has a cardinality >= 1..
Jan
8
asked How does one show using algebra or basic mathematical prowess to show that ψ = 1 - φ
Dec
13
asked Have I expressed this proposition correctly?
Oct
16
asked What are algebraic steps can I use to solve this equation or get it into quadratic form neatly?
Aug
31
answered Place of functions in order of operations?