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L1 = {a, b), L2 = {c, d}. Then L1cdot L2 = {ac, ad, bc, bd} cdot = concatenation True False False. You selech

L1 = {a, b), L2 = {c, d}. Then L1\cdot L2 = {ac, ad, bc, bd} \cdot = concatenation True False False. You selech

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