I'm revising complex numbers and having trouble with this question...
Question:
Verify that 2 of the roots of the equation:
z^3 +2z^2 + z + 2 = 0
are i and -2. Find any remaining roots
Attempt at solution:
i^3 +2 i^2 + i + 2 =
(-1)i + 2(-1) +i + 2 =
-i -2 + i +2 =0...
Homework Statement
Its about random radioactive decay. I have a histogram showing the number of counts recorded in 3 second intervals and I've drawn the Poisson Curve on the same graph.
I have a graph for 50 intervals and one for 100 intervals and I need to analyse how well the data...