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CEMC Pascal, 2023 Difficulty 1.1 Junior Find the answer Canada
The value of 2 3 − 2 + 3 2^3-2 + 3 2 3 − 2 + 3
Pick one
A 2 2 2 B 7 7 7 C 9 9 9 D 10 10 10 E 12 12 12
Solution Evaluating, 2 3 − 2 + 3 = 2 × 2 × 2 − 2 + 3 = 8 − 2 + 3 = 9 2^3 - 2 + 3 = 2 \times 2 \times 2 - 2 + 3 = 8 - 2 + 3 = 9 2 3 − 2 + 3 = 2 × 2 × 2 − 2 + 3 = 8 − 2 + 3 = 9
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