(a) Prove by induction that, for all n E N, 1 5.7 1 1.3 + 1 3.5 + + + 1 (2n − 1) · (2n + 1) = n 2n + 1

Q: n(n + 1)(2n + 1) 2. Use induction to prove that )k2 for all n e Z+. %3D 6. k=1

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Q: 2. Using the mathematical induction, prove Σ (k² + 2k-2) = n(2n² + 9n - 5), k=1

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Q: b 2x 1! + 5x 2! + .+ (nt + 1)п! %3D п(п + 1)! + 10 x 3! + .. 2 3 + .. 1 n 1 + + + = 1 - 2! 3! 4! (п…

A: (b) Case 1 : n=1 2×1!+5×2!+10×3!+...+(12+1)1! = 1(1+1)!2×1! = 1(2)!2 = 2 Therefore, the result is…

Q: Prove, using induction, that 1.2 + 2 -3+ ... + n· (n + 1) n(n+1)(n+2) 3

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Q: Prove that for all n E N, 1 1x 2 x 3 n(n + 3) 4(n + 1){n + 2 1 1 2 x 3 x 4 n(n + 1)(n+2)

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Q: 1. Prove by induction that for all n € N>1 we have (a) (b) (c) 2 +3 2.3 9+ (9 × 10) + (9 × 100) ++…

A: (a) Given 2n+3<2n·3 For n=1 L.H.S=21+3=5 R.H.S=21·3=6 Thus the inequality hold for n=1 Let…

Q: c. Prove using weak induction that for all positive integers n 1² + 3² +5² +...+(2n − 1)² : - = 4n³…

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Q: Prove using mathematical induction that for all n E N. i E7-1(8i – 5) = 4n2 – n %3D ii. 52n - 1 is…

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Q: 3. Use Mathematical Induction to prove that 4 + 10 + 18 + ... + n (n + 3) = [n .. (n + 1) (n +5)] /3…

A: The solution is given as

Q: Use math induction to prove V n E N, P(n) is true, where P(n) is the claim + (2n – 1) (2n + 1) + (2n…

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Q: . Use Mathematical Induction to show that for all n > 1. 71 i=1 F2i = F2n11-1

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Q: Prove the following fact by induction: n-1 For all n > 2, j. 4i 4+ 3n4" 4n+1 j=1 9.

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Q: Use a proof by induction to prove that for all n EN, 1+3+5+...+(2n-1)= 1 (2j-1) = n². 9. (9 n², that…

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Q: 10.) For all n > 1, prove the following by mathematical induction: 1 +. 1 1 1 (а) 12 <2 - n2 .. 22…

A: solutionLet p(n):12+222+322+......+n2n=2-n+22n    ∀ n &gt;,1

Q: Use mathematical induction I to prove that for all integers n2 3, 2·3 + 3 · 4 + ·· ·+ (n – 1) · n =…

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Q: a) Prove that ε n(n+ 1)(2n + 1) Σ 6 i=0

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