jika p@q = pq : 2p - q maka nilai 3 @ 6 adalah

= 3(6) : 2(3) - 6.
= 18 : 6 - 6.
= 3 - 6.
= (-3).

p@q = pq ÷ 2p - q
3@6 = (3.6) ÷ 2(3) - 6
= 18 ÷ 6 - 6
= 3 - 6
= -3