Use mathematical induction to prove the formula for all integers n ≥ 1. 1+ 4 + 7 + 10 + ... + (3n - 2) = (3-1) 2 Let S be the equation 1 +4+7+ 10 ++ (3n - 2) = (3n - 1). We will show that S is true for every integer n 2 1. n Select S, from the choices below. O 1+4= 5(2-1) = (3-1-1) 01+4=(3-3+ 1=(3-1-1) 2 = 1) Nice job! The selected statement is true because both sides of the equation equal Show that for each integer k ≥ 1, if Sk is true, then Sk + 1 is true. Assuming S is true, we have the following. (Simplify your answers completely.) Sk = 1+4+7+ 10 + ... + Then we have the following. (Simplify your answers completely.) 2)+(²([ 3 Sk+1=1+4+7+ 10 ++ (3k − 2) + = Sk + = - (3k-1) + +1)(1 (k+ 1) 2 k + 1 2 1)-¹) Hence, Sk + 1 is true, which completes the inductive step and the proof by mathematical induction

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Use mathematical induction to prove the formula for all integers n ≥ 1.
1 + 4 + 7 + 10 + ... + (3n - 2) = (3n-1)
Let S be the equation 1 + 4 + 7 + 10 ++ (3n-2)=(3n - 1).
We will show that S is true for every integer n ≥ 1.
2
Select S, from the choices below.
O 1+4= 5(2-1)
O2 = (3-1-1)
O
1+ 4 =
1)
1 =
-(3-1-1)
4=(3-3+
Nice job!
The selected statement is true because both sides of the equation equal
Show that for each integer k ≥ 1, if S is true, then Sk + 1 is true.
Assuming S is true, we have the following. (Simplify your answers completely.)
Sk = 1+4+7+ 10 + ... +
-
Then we have the following. (Simplify your answers completely.)
Sk+ 1 = 1 + 4 + 7 + 10 + ··· + (3k − 2) +
...
3
S+
k
2
(3k - 1) +
_ (K + 1)(
=
k 1
=-*+¹(( [
2
=
2
1)-²)
2)
dep=291597008
1)-₁)
Hence, Sk + 1 is true, which completes the inductive step and the proof by mathematical induction
Transcribed Image Text:Use mathematical induction to prove the formula for all integers n ≥ 1. 1 + 4 + 7 + 10 + ... + (3n - 2) = (3n-1) Let S be the equation 1 + 4 + 7 + 10 ++ (3n-2)=(3n - 1). We will show that S is true for every integer n ≥ 1. 2 Select S, from the choices below. O 1+4= 5(2-1) O2 = (3-1-1) O 1+ 4 = 1) 1 = -(3-1-1) 4=(3-3+ Nice job! The selected statement is true because both sides of the equation equal Show that for each integer k ≥ 1, if S is true, then Sk + 1 is true. Assuming S is true, we have the following. (Simplify your answers completely.) Sk = 1+4+7+ 10 + ... + - Then we have the following. (Simplify your answers completely.) Sk+ 1 = 1 + 4 + 7 + 10 + ··· + (3k − 2) + ... 3 S+ k 2 (3k - 1) + _ (K + 1)( = k 1 =-*+¹(( [ 2 = 2 1)-²) 2) dep=291597008 1)-₁) Hence, Sk + 1 is true, which completes the inductive step and the proof by mathematical induction
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