oblicz (wynik zapisz w notacji wykładniczej)
a) 3*10 do 11*2*10 do 6=
b) (9*10 do 13)/(30*10 do 5)=
c) 3*10 do 9+8*10 do 10=
d) 3,8*10 do 20/0,2*10 do 15=
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a) 3*10 do 11*2*10 do 6=
=6*10¹⁷
b) (9*10 do 13)/(30*10 do 5)=
= 0,3*10⁸ = 3*10⁻¹*10⁸ = 3*10⁷
c) 3*10 do 9+8*10 do 10=
=(3+8*10¹)*10⁹=
=(3+80)*10⁹=
=83*10⁹=
=83*10⁹ =
=8,3*10*10⁹ =
=8,3*10¹⁰
d) 3,8*10 do 20/0,2*10 do 15=
= 19*10⁵=
= 1,9*10¹*10⁵ =
= 1,9*10⁶