Question

a) 10⁶⁰: (2•5) ⁵⁸ ?

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Answer 1

Răspuns:

= 10la puterea 60 : la 10 la puterea 58 = 10 la puterea 2

Answer 2

Folosim formula:

$\it a^n:b^k=a^{n-k}$

$\it 10^{60}:(2\cdot5)^{58}=10^{60}:10^{58}=10^{60-58}=10^2=100$