Toán Lớp 6: Tính nhanh
(16-1^2)(16-2^2)…(16-99^2)
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Toán Lớp 6: Tính nhanh
(16-1^2)(16-2^2)…(16-99^2)
Comments ( 1 )
=(16-1^2)(16-2^2)(16-3^2)(16-4^2)…(16-99^2)
=(16-1^2)(16-2^2)(16-3^2)(16-16)…(16-99^2)
=(16-1^2)(16-2^2)(16-3^2).0…(16-99^2)
=0