How to solve $\sqrt {35 - 5i}$
17355
How do I get the square root of a complex number?
140969
Limit of square root problem
143409
Simplify $\sqrt {\sqrt[3]{5}-\sqrt[3]{4}}$.
66161
How to solve the equation $n^2 \equiv 0 \pmod{584}$?
119109
Integer solutions to $ n^2 + 1 = 2 \times 5^m$
34709
Complex numbers - roots of unity
81585
What is the square root of complex number i?
71700
How to solve $\int_0^\pi{\frac{\cos{nx}}{5 + 4\cos{x}}}dx$?
92700
How can I solve $x^2 \equiv 19 \pmod {59}$.
31852
An elegant way to solve $\frac {\sqrt3 - 1}{\sin x} + \frac {\sqrt3 + 1}{\cos x} = 4\sqrt2 $
56934
How do we prove $\cos(\pi/5) - \cos(2\pi/5) = 0.5$ ?.
69328
(USAJMO)Find the integer solutions:$ab^5+3=x^3,a^5b+3=y^3$
14633
What's the thing with $\sqrt{-1} = i$
110872
How to solve asymptotic expansion: $\sqrt{1-2x+x^2+o(x^3)}$
82016
Given $p^2+q^2+r^2+1=s+\sqrt{p+q+r-s}$, solve for $s$
106544
Solve $ \frac{2}{\pi}\int_{-\pi}^\pi\frac{\sin\frac{9x}{2}}{\sin\frac{x}{2}}dx $
81875
why is $\sqrt{-1} = i$ and not $\pm i$?