Imaginary Question
Level
pending
For the given function f(x) = 3x^2 + 9x + 6 for f(x) being real for all real x and w being cube root of unity find the value of: w^f(x)
The answer is 1.
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1 solution
3x^2 + 9x + 6 = 3(x^2+3x+2) = g(x); w^3 = 1; w^3g(x) = 1^g(x) = 1