2ˣ=3
4ˣ = (2²)ˣ = (2ˣ)²= 3²= 9
4²ˣ⁺² = 4²ˣ· 4² = (4ˣ)²·16 = 81· 16 = 1296
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2ˣ=3
4ˣ = (2²)ˣ = (2ˣ)²= 3²= 9
4²ˣ⁺² = 4²ˣ· 4² = (4ˣ)²·16 = 81· 16 = 1296