Question

o valor de.
x^4 - 1. __________. (x - 1)(x^2 + 1). para x = 1999 é:​

Answer 1

x⁴ -1

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(x-1).(x²+1)

(x+1)(x-1).(x²+1)

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(x-1).(x²+1)

(x+1) = (1999 +1) = 2000 ✓