Jika A = {15, 16, 17, 18} dan B = {12, 13, 14, 15, 16}, tentukan B – A​

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Jika A = {15, 16, 17, 18} dan B = {12, 13, 14, 15, 16}, tentukan B – A​

Penjelasan dengan langkah-langkah:

A = {15, 16, 17, 18}

n(A) = 4

B = {12, 13, 14, 15, 16}

n(B) = 5

B – A = A^B

B – A = 4⁵

B – A = 4 x 4 x 4 x 4 x 4

B – A = 1.024