3. Let a₁ = = 1, an+1 = √2an for ne N. Prove that the sequence {an}_1 is convergent and find its limit.

Calculus: Early Transcendentals
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Chapter1: Functions And Models
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Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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3.
4.
convergent
Let a₁ = 1, an+1 = √2an for ne N. Prove that the sequence {an}1 is
and find its limit.
Let f be a continuous function on R. Suppose lim+ f(x) = √3. Prove
that there exists K> √5, K € R, such that f(x) > √2 for all x > K.
Transcribed Image Text:3. 4. convergent Let a₁ = 1, an+1 = √2an for ne N. Prove that the sequence {an}1 is and find its limit. Let f be a continuous function on R. Suppose lim+ f(x) = √3. Prove that there exists K> √5, K € R, such that f(x) > √2 for all x > K.
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