Question

[(17_15)³+(7-12)²]÷[(6-7)×(12-23)]
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Answer 1

[(17-15)^3 + (7-12)^2] / [(6-7)(12-23)]

[(2)^3 + (-5)^2] / [(-1)(-11)]

[8 + 25] / [11]

[33] / [11]= 3