How to solve complex equation $\cos z = 4$?
102320
Is my solution correct for solving $\cos(z)=2$, $z\in \mathbb{C}$
19073
Is there a general formula for solving 4th degree equations (quartic)?
51729
Solve the following equation: $\sqrt {\sin x - \sqrt {\cos x + \sin x} } = \cos x$
120092
Express the complex numbers given in Problem in the form $a+ib$
72023
Integer solutions of the equation $x^2+y^2+z^2 = 2xyz$
33569
Use polar complex numbers to find multiplicative inverse
122705
Solution of trigonometric equation $0 = x\cos(x)+2$
72201
How can we plot the complex roots of an equation?
91881
How solve this equation
123159
Solutions of the diophantine equation $x+y+z=xyz$?
94837
Solving complex equation $z^2 + (1+i) \overline{z} + 4i = 0$
157200
Roots of a equation on a complex plane
107067
Finding the argument of $z=1-\cos(2\theta)-i\sin(2\theta)$
71482
Solve $p_4(x) = x^4 −(2m + 4)x^2 + (m−2)^2 $such that $p_4$ is a product of two non-constant integer-coeficient polynomials
50994
Complex solutions to real equation?
46665
Solving $\cos x+\sin x-1=0$
101299
Solving the complex polynomial