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If x^2-4x+ 1 =0, the what is the value o...

If `x^2-4x+ 1 =0`, the what is the value of `x^9 + x^7 - 194x^5 - 194x^3`?

A

a) 4

B

b) `-4`

C

c) 1

D

d) `-1`

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