Let 1, \\omega, \\omega^{2} be the cube roots of unity. What is the value of (1-\\omega+\\omega^{-1})^{5}-2(1+\\omega-\\omega^{-1})^{4}= ?

Correct Answer is : −64ω−1

AP EAPCET 25-Aug-2021 Shift 1 Paper

Section: Mathematics

Question : 13 of 160

Marks: +1, -0

Let 1,ω,ω2 be the cube roots of unity. What is the value of (1−ω+ω−1)5−2(1+ω−ω−1)4= ?

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