Tìm x Z, sao cho: a)(x1)2 1
b)72x6 49
c) (2x16)7 128
e ) 1 0 5 (1 3 5 7 x )...
Mathematics, 25.12.2021 18:20 kbruner20
Tìm x Z, sao cho: a)(x1)2 1
b)72x6 49
c) (2x16)7 128
e ) 1 0 5 (1 3 5 7 x ) : 9 9 7 f) [3(x2):7]4120 g) x(x1)0
h)x3x2 28:23
Answers: 1
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