Prove that if an converges absolutely, then an also con- verges. Then give an example where an is only conditionally con- vergent and a diverges.

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Q: ④ pct) = UPID 휴 UPID 쮸 avpFp(1- ) VPPLI ) VPIPL S ㅇ VD IP (2-2) -제 P= 1/4 √ P(t) dt → 0 S₁ ←…

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Q: a₁ = Calcule 5 5 " 3 d₂ = 1 1) (a1a₂) (as ā4) R: 2) a1 (a₂ + a3) R: 3) a2 a1 + az a₁ R: a3 3 6 3 a4…

A: The given vectors are:       a1→=155 , a2→=312 , a3→=36-2 , a4→=-236 The dot product of two vectors…