5.
下列哪些實數序對(a,a,b,b)滿足 : (a²+a2²)(b+b²)>(aq + ash) •
(A) (1,2,3,4) (B) (1,2,3,5) (C) (1,2,3,6)
(D) (0,8,0,7) (E) (0,0,8,7)
不成立
₁₁ α = (a₁, a.) + 1 = (b₁,b₂)
a
a,
=> T₁ 6₂
2 + 2 = v(A) = = = 40) 2013/
YD)
V(B) 1/4+1/3/3
(2) } = 7/
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