If \alpha satisfies the equation x^2+x+1=0 and (1+\alpha)^7= {\A}+ {\B} \alpha+ {\C} \alpha^2, {\A}, {\B}, {\C} \geq 0, then 5(3 {\A}-2 {\B}- {\C}) is equal to [27-Jan-2024 Shift 1]

JEE Main 27-Jan-2024 Shift 1 Solved Paper

Section: Mathematics

Question : 30 of 90

Marks: +1, -0

If α satisfies the equation x2+x+1=0 and (1+α)7=A+Bα+Cα2,A,B,C≥0, then 5(3A−2B−C) is equal to

[27-Jan-2024 Shift 1]

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