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If `alpha` is non real and `alpha="^5sqrt(1)` then value of `2^|1+alpha+alpha^2+alpha^-2-alpha^-1|` is equal to |
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Answer» `|1+alpha+alpha^2+1/alpha^2-1/alpha|` `|(alpha^2+alpha^3+alpha^4+1+alpha-2alpha)/alpha^2|` `|-2alpha/alpha^2|` `=2^|-2/alpha|` `=2^(2/|alpha|` `2^2` `4` |
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