Question

1.scrieti sub forma de putere :2⁴×2=? 49×49×49¹³=?
2×4×8=?
3×9×27×81=?
25×125=?
100×1000×100000=?
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Answer 1

Răspuns:

2 la 4 × 2 = 2 la 5

49 × 49 × 49 la 13 = 7 la 2 × 7 la 2 × 7 la a 2 totul la a 13 = 7 la 30

2 × 4 × 8 = 2 × 2 la a 2 × 2 la a 3 = 2 la a 6

3 × 9 × 27 × 81 = 3 × 3 la a 2 × 3 la a 3 × 3 la a 4

= 3 la a 10

25 × 125 = 5 la a 2 × 5 la a 3 = 5 la 5