The value of $$\frac{1}{{{a^2} + ax + {x^2}}}$$ $$ - $$ $$\frac{1}{{{a^2} - ax + {x^2}}}$$ $$ + $$ $$\frac{1}{{{a^4} + {a^2}{x^2} + {x^4}}}$$ is? Options: A . &nbsp2 B . &nbsp1 C . &nbsp-1 D . &nbsp0

The value of $$\frac{1}{{{a^2} + ax + {x^2}}}$$ $$ - $$ $$\frac{1}{{{a^2}

Question

The value of $$\frac{1}{{{a^2} + ax + {x^2}}}$$ $$ - $$ $$\frac{1}{{{a^2} - ax + {x^2}}}$$ $$ + $$ $$\frac{1}{{{a^4} + {a^2}{x^2} + {x^4}}}$$ is?

Options:

A . 2

B . 1

C . -1

D . 0

Answer: Option D

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