34267
18.03.2020 •
Mathematics
Using the numbers 1, 2, 3, and 4 (ONLY ONCE), and the operations of adding, subtracting, multiplying, dividing, and the use of parenthesis, write an expression that evaluates to 21.
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Ответ:
Step-by-step explanation:
=(4+3)×(2+1)
=7×3
=21
Ответ: