Question

3. Scrie A sau F:
8 000 - 80 - (20:2* 4:8 * 6:3) - (12:3:2×8:4) * 2 * 999
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Answer 1

Răspuns:

8000-80-(20:2⁴:8⁶:3)-(12:3:2•8:4)² ⁹⁹⁹=7920- 5/12•8⁶ -4¹⁹⁹⁸

Explicație:

7920 -(20/2⁴ • 1/8⁶ •1/3)-(4²)⁹⁹⁹=7920- (20/16 • 1/8⁶ •1/3) -4¹⁹⁹⁸=7920-(5/4 • 1/8⁶ • 1/3) -4¹⁹⁹⁸= 7920-5/12•8⁶ -4¹⁹⁹⁸= 7920-5/12•8⁶-4¹⁹⁹⁸

adevărat (A)

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