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visits member for 2 years, 2 months
seen 12 hours ago

I was born to answer lhfs.


Jun
3
revised How do I prove $\frac{ \sqrt{x+h}-\sqrt{x} }{ h}=\frac{1}{\sqrt{x+h}+\sqrt{x}}$?
edited tags
May
20
revised Inequality involving conjugate numerator/denominator pairs
edited body
May
18
revised Graph this function: F(x)=$-2^{|x|+1}$.
added 1 character in body
May
17
revised Absolutet Value Inequality with cases number line
added 292 characters in body
Jun
16
revised Why is $\frac{1}{\frac{1}{X}}=X$?
minor typo
May
21
revised Determine the inverse function of $f(x)=3^{x-1}-2$
added 39 characters in body
May
20
revised Given $x,y,z\geq0$ and $x^2+y^2+z^2+x+2y+3z=13/4$. Find the minimum of $x+y+z$.
edited >= to ge symbol
Apr
19
revised With the binomial expansion of $ (3+x)^4$ express $(3 - \sqrt 2)^4$ in the form of $p+q\sqrt 2$
deleted 14 characters in body
Apr
19
revised Is the following statement true? Why?
added the important part
Apr
19
revised With the binomial expansion of $ (3+x)^4$ express $(3 - \sqrt 2)^4$ in the form of $p+q\sqrt 2$
rolled back to a previous revision
Apr
14
revised Factoring a long expression in the form $(a+b)^3 + (c - b)^3 - (c+b)^3$
deleted 1 characters in body; edited title
Apr
12
revised The inverse function of $e^{x^2}$
added 198 characters in body
Apr
12
revised Mathematical Expressions; School Homework
added 16 characters in body; edited tags; edited title
Mar
7
revised Sequence Notation — Which brackets to use?
the editor is just showing their grammar naziness. corrected minor spelling mistake
Mar
3
revised Continued fractions with $n$ layers
better mathjax
Feb
27
revised how to solve nested logarithms
edited title
Feb
25
revised Filling the gap in knowledge of algebra
added 74 characters in body
Feb
24
revised Filling the gap in knowledge of algebra
added 77 characters in body
Feb
24
revised Filling the gap in knowledge of algebra
edited tags
Feb
24
revised Filling the gap in knowledge of algebra
corrected minor spelling mistake