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8 3-potens+8? og 100 3-potens - 100 2-potens?

Mener du :

[tex]8^{-3}+8 \quad 100^{-3} - 100^2[/tex]

vic90210 wrote:8 3-potens+8? og 100 3-potens - 100 2-potens?

Antar du mener

[tex]8^3+8=8(8^2+1)=8*65[/tex]

[tex]100^3-100^2=100^2(100-1)=99*100^2=990000[/tex]