(a+1/a)(a^2+a^2/1) (a^4+a^4/1)(a^8+a^8/1)(a^2-1)
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(a+1/a)(a^2+a^2/1) (a^4+a^4/1)(a^8+a^8/1)(a^2-1)
(a+1/a)(a^2+a^2/1) (a^4+a^4/1)(a^8+a^8/1)(a^2-1)
(a+1/a)(a^2+a^2/1) (a^4+a^4/1)(a^8+a^8/1)(a^2-1)
=a(a-1/a)(a+1/a) (a^2+1/a^2) (a^4+1/a^^4)(a^8+1/a^8)
=a(a^2-1/a^2)(a^2+1/a^2) (a^4+1/a^^4)(a^8+1/a^8)
=a(a^4-1/a^4) (a^4+1/a^^4)(a^8+1/a^8)
=a(a^8-1/a^8) (a^8+1/a^8)
=a(a^16-1/a^16)
=a^17 -1/a^15
(a 1)(a 2)(a 3)(a
(a+2)(a+1)-a(a-3)
a-1/a+2
1-a/-2-a
-2×a×1/a
计算:[a-(1/a)]/a^2-2a+1/a
a(a-1)(a-2)(a-3)(a-4)因式分解
【1】a+a=a×a a= [ ]【2】a×a=a÷a a=[ ]【3】a×a=a-a a=[ ] [4]a-a=a+a a=[ ]
(通分) a/a^a^a+3a+2 ,a/a^a+2a+1 ,-1/3a+6
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a+a+1+a+2+a+3+a+4+a+5+a+6+a+7.+a+2013+a+2014=?
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1+a+a(1+a)+a(1+a)^2+...+a(1+a)^n
a/a^2-4 a-1/a-2 a+2/a^2-4a+4
[(a/a-2)-(a/a+2)]÷4a/2-a,其中a=-1/2
(1-16a×a×a×a)÷(4a×a+1)÷(2a+1)²