Question

(х-1)(х+1)(х2+1)(х4+1) при х=-2
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Answer 1

(х²-1)(х²+1)(х⁴+1)= (х⁴-1)(х⁴+1)=х⁸-1= (-2)⁸+1= 256-1= 255

Answer 2

Ответ:

x-1

2-1=1

x+1

1+1=2

x2+1

2×2+1=5

x4+1

2×4+1=9