12) C
From the given information about the symbol, we can form the equation:
2 ⟐ 3 = (2³ ÷ 3 )= [(2 x 2 x 2) ÷ 3] = ⁸⁄₃
[(⁸⁄₃) ⟐ 2] = [(⁸⁄₃)² ÷ 2] = [(⁶⁴⁄₉) ÷ 2] = (⁶⁴⁄₉ x ½) =
12) C
From the given information about the symbol, we can form the equation:
2 ⟐ 3 = (2³ ÷ 3 )= [(2 x 2 x 2) ÷ 3] = ⁸⁄₃
[(⁸⁄₃) ⟐ 2] = [(⁸⁄₃)² ÷ 2] = [(⁶⁴⁄₉) ÷ 2] = (⁶⁴⁄₉ x ½) =