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

Toán Lớp 8: (5+1)(5^2+1)(5^4+1)(5^8+1)(5^16+1)(5^32+1)

Home/ Toán Lớp 8: (5+1)(5^2+1)(5^4+1)(5^8+1)(5^16+1)(5^32+1)

Toán Lớp 8: (5+1)(5^2+1)(5^4+1)(5^8+1)(5^16+1)(5^32+1)

Tháng Mười 28, 2022 Toán học 1 Comment 0 views

Toán Lớp 8: (5+1)(5^2+1)(5^4+1)(5^8+1)(5^16+1)(5^32+1)

Comments ( 1 )

  1. lanminhngoc
    lanminhngoc
    28 Tháng Mười, 2022 at 11:23 chiều
    Reply
    (5+1)(5^2+1)(5^4+1)(5^8+1)(5^16+1)(5^32+1)
    =1/4. 24(5^2+1)(5^4+1)(5^8+1)(5^16+1)(5^32+1)
    =1/4(5^2-1)(5^2+1)(5^4+1)(5^8+1)(5^16+1)(5^32+1)
    =1/4(5^4-1)(5^4+1)(5^8+1)(5^16+1)(5^32+1)
    =1/4(5^8-1)(5^8+1)(5^16+1)(5^32+1)
    =1/4(5^16-1)(5^16+1)(5^32+1)
    =1/4(5^32-1)(5^32+1)
    =1/4(5^64-1)
    =(5^64-1)/4
     

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

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