Question

1. Descompune numerele după puterile lui 10: b) 205 c) 10 305 e) 30 050 f) 123...9 a) 32 d) 32 304​

Answer 1

Răspuns:

a) 32 = 3 × 10¹ + 2

b) 205 = 2 × 10² + 0 × 10¹ + 5

c) 10305 = 1 × 10⁴ + 0 × 10³ + 3 × 10² + 0 × 10¹ + 5

d) 32304 = 3 × 10⁴ + 2 × 10³ + 3 × 10² + 0 × 10¹ + 4

e) 30050 = 3 × 10⁴ + 0 × 10³ + 0 × 10² + 5 × 10¹ + 0

f) 123...9 = 1 × 10⁸ + 2 × 10⁷ + 3 × 10⁶ + 4 × 10⁵ + 5 × 10⁴ + 6 × 10³ + 7 × 10² + 8 × 10¹ + 9 × 10⁰