Define P(n) to be the assertion that: n n j= j=1 = (a) Verify that P(3) is true. (b) Express P(k). (c) Express P(k + 1). (d) In an inductive proof that for every positive integer n, n(n + 1) (2n + 1) 6 n(n + 1) (2n + 1) 6 what must be proven in the base case? (e) In an inductive proof that for every positive integer n, n(n + 1) (2n + 1) 6
Define P(n) to be the assertion that: n n j= j=1 = (a) Verify that P(3) is true. (b) Express P(k). (c) Express P(k + 1). (d) In an inductive proof that for every positive integer n, n(n + 1) (2n + 1) 6 n(n + 1) (2n + 1) 6 what must be proven in the base case? (e) In an inductive proof that for every positive integer n, n(n + 1) (2n + 1) 6
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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
Transcribed Image Text:Define P(n) to be the assertion that:
=
n
(a) Verify that P(3) is true.
(b) Express P(k).
(c) Express P(k+ 1).
(d) In an inductive proof that for every positive integer n,
n(n + 1) (2n + 1)
6
n
n
Σ₁².
j=1
what must be proven in the base case?
=
j=1
=
(e) In an inductive proof that for every positive integer n,
n(n + 1) (2n + 1)
6
n
Σj² =
j=1
n(n + 1) (2n + 1)
6
=
what must be proven in the inductive step?
(f) What would be the inductive hypothesis in the inductive step from your previous answer?
(g) Prove by induction that for any positive integer n,
n(n + 1)(2n + 1)
6
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