1. 3⁴+(-3)³ = 81 - 27 = 54
2. 15 • 2² = 15 • 4 = 60
3. 6 • (- ⅙)² = 6• 1/36 = 6/36 = ⅙
4. (-(-10) +1) ÷ (-10)² = (10+1)÷(-10)²= 11÷ 100 = 0,11
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Answers & Comments
1. 3⁴+(-3)³ = 81 - 27 = 54
2. 15 • 2² = 15 • 4 = 60
3. 6 • (- ⅙)² = 6• 1/36 = 6/36 = ⅙
4. (-(-10) +1) ÷ (-10)² = (10+1)÷(-10)²= 11÷ 100 = 0,11