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The common roots of the equation z3 + 2z2 + 2z + 1 = 0 and z1985 + z100 + 1 = 0 are (A) omega(W) (B) –1 (C) 1 (D) none of these

The common roots of the equation z3 + 2z2 + 2z + 1 = 0 and z1985 + z100 + 1 = 0 are
    (A)    omega(W)
    (B)    –1
    (C)    1
    (D)    none of these

Grade:11

2 Answers

Shane Macguire
30 Points
7 years ago

Ans     A

trivendraraut
50 Points
7 years ago

A

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