a) 4⁻⁷·4⁶·4⁻²=
b) 7⁻⁴÷7⁻³=
c) 5⁻⁴·5³
₋₋₋₋₋₋₋
5⁻²
d) ½⁻³·2⁴
daje naj:**
4⁻⁷×4⁶×4⁻²=4⁻³
7⁻⁴:7⁻³=7⁻¹
5⁻⁴×5³/5⁻²=5⁻¹:5⁻²=5¹
nie miało być czasem te ½ w nawiasie?
(½)⁻³×2⁴=(2⁻¹)⁻³×2⁴=2³×2⁴=2⁷
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4⁻⁷×4⁶×4⁻²=4⁻³
7⁻⁴:7⁻³=7⁻¹
5⁻⁴×5³/5⁻²=5⁻¹:5⁻²=5¹
nie miało być czasem te ½ w nawiasie?
(½)⁻³×2⁴=(2⁻¹)⁻³×2⁴=2³×2⁴=2⁷