24. Define f: JJ by f(1) = 1, f(2)= 2, f(3) = 3, and f(n) = f(n - 1) + f(n − 2) + f(n-3) for n ≥ 4. Prove that f(n) ≤ 2" for all n E J. - 25. Define f: J →→J by f(1) = 2 and, for n ≥ 2, f(n) = √3+ f(n - 1). Prove that f(n) < 2.4 for all n E J. You may want to use your calculator for this exercise.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter6: Vector Spaces
Section6.5: The Kernel And Range Of A Linear Transformation
Problem 30EQ
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24. Define f: J→ J by f(1) = 1, f(2)= 2, f(3) = 3, and f(n) = f(n − 1) + f(n − 2) +
f(n-3) for n ≥ 4. Prove that f(n) ≤ 2" for all n EJ.
1
25. Define f: J→ J by f(1) = 2 and, for n ≥ 2, f(n) = V3 + f(n − 1). Prove that f(n) < 2.4
for all n E J. You may want to use your calculator for this exercise.
Transcribed Image Text:24. Define f: J→ J by f(1) = 1, f(2)= 2, f(3) = 3, and f(n) = f(n − 1) + f(n − 2) + f(n-3) for n ≥ 4. Prove that f(n) ≤ 2" for all n EJ. 1 25. Define f: J→ J by f(1) = 2 and, for n ≥ 2, f(n) = V3 + f(n − 1). Prove that f(n) < 2.4 for all n E J. You may want to use your calculator for this exercise.
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