AP EAMCET · Maths · Complex Number
If \(z^2+z+1=0\), where \(z\) is a complex number, then \(\left(z+\frac{1}{z}\right)^3+\left(z^4+\frac{1}{z^4}\right)^3\) is equal to
- A 1
- B 0
- C -1
- D -2
Answer & Solution
Correct Answer
(D) -2
Step-by-step Solution
Detailed explanation
Given, \(z^2+z+1=0\)…
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