Question

va rog dau coroană ​

Answer 1

Răspuns:

⁶⁾3/5=18/30

(111/51)⁽³=37/17

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2) 7/11+3/11=10/11

30/17-13/17=17/17=1

³⁾3/5+7/15=9/15+7/15=16/15

¹⁴⁾2/3+²¹⁾5/2+⁶⁾1/7=28/42+105/42+6/42=139/42

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3) 4·3/5=12/5

13/12·8/39=2/91)

29/9:29/81=29/9·81/29=9

15/20·27/5·4/81=1/5

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4) (2/5)⁷⁻²=(2/5)⁵=2⁵/5⁵

(4/3)¹⁰ˣ³:(4/3)¹³=(4/3)³⁰⁻¹³=(4/3)¹⁷

(2/7)¹⁰·(2/7)²:(2/7)¹¹=(2/7)¹⁰⁺²⁻¹¹=(2/7)¹=2/7