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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 7: 81^100*100^50/2^50*3^398*50^50

Tháng Mười Hai 8, 2022 Toán học 1 Comment 0 views

Toán Lớp 7: 81^100*100^50/2^50*3^398*50^50

Comments ( 1 )

  1. tongtung
    tongtung
    8 Tháng Mười Hai, 2022 at 8:39 sáng
    Reply
    (81^100xx100^50)/(2^50xx3^398xx50^50)
    =((3^4)^100xx(2^2)^100xx(5^2)^100)/(2^50xx3^398xx2^50xx(5^2)^50)
    =(3^400xx2^200xx5^200)/(2^100xx3^398xx5^100)
    =(3^2xx2^100xx5^100)/(1xx1xx1)
    =3^2xx2^100xx5^100

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222-9+11+12:2*14+14 = ? ( )

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