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Verified answer
X = (a - b)2= (2 - (-2))2
= (2 + 2)2
= (4)2
= 8
Y = (b - a)2
= (-2 - 2)2
= (-4)2
= -8
8 lebih besar daripada -8, oleh karenanya X lebih besar daripada Y.
Jawaban : A.