4. For n > 1, use mathematical induction to establish each of the following divisibility statements:...
Fantastic news! We've Found the answer you've been seeking!
Question:
Transcribed Image Text:
4. For n > 1, use mathematical induction to establish each of the following divisibility statements: (a) 8|52n + 7. [Hint: 52k+1) + 7 = 52(52k + 7) + (7 – 52 . 7).] (b) 15|24" – 1. (c) 5|33n+1 + 2"+1. (d) 21|4"+1 + 52n-1. (e) 24 |2.7" + 3. 5" - 5. 6. For an arbitrary integer a, verify the following: (a) 2| a(a + 1), and 3| a(a + 1)(a + 2). (b) 3|a(2a? + 7). (c) If a is odd, then 32| (a2 + 3)(a² + 7). 7. For n > 1, verify that 2n + 1 12 + 32 + 52 + ...+ (2n – 1)° : | 4. For n > 1, use mathematical induction to establish each of the following divisibility statements: (a) 8|52n + 7. [Hint: 52k+1) + 7 = 52(52k + 7) + (7 – 52 . 7).] (b) 15|24" – 1. (c) 5|33n+1 + 2"+1. (d) 21|4"+1 + 52n-1. (e) 24 |2.7" + 3. 5" - 5. 6. For an arbitrary integer a, verify the following: (a) 2| a(a + 1), and 3| a(a + 1)(a + 2). (b) 3|a(2a? + 7). (c) If a is odd, then 32| (a2 + 3)(a² + 7). 7. For n > 1, verify that 2n + 1 12 + 32 + 52 + ...+ (2n – 1)° : |
Expert Answer:
Related Book For
Discrete and Combinatorial Mathematics An Applied Introduction
ISBN: 978-0201726343
5th edition
Authors: Ralph P. Grimaldi
Posted Date:
Students also viewed these mathematics questions
-
Use mathematical induction to prove that nj=1 j22j = n22n+1 n2n+2 + 3 2n+1 6 for every positive integer n.
-
Use mathematical induction to prove Theorem 2.4. Recall Theorem 2.4 states that a combined experiment E = E1xE2xE3x...x Em, consisting of experiments each Ei with n1 outcomes, i=1, 2, 3... m, has a...
-
Use mathematical induction to prove Theorem 2.8. Recall that Theorem 2.8 states that given a set of distinct elements, the number of ways to partition the set into groups where the ith group has...
-
Julia Robertson is a senior at Tech, and she's investigating different ways to finance her final year at school. She is considering leasing a food booth outside the Tech stadium at home football...
-
What in your opinion are the most difficult challenges facing SMEs deciding to outsource?
-
Consider the two-dimensional field line diagram in Figure 24.11, part of which is hidden from view. (a) If the object in the top left carries a charge of \(+1 \mathrm{C}\), what is the charge...
-
The axial-flow pump shown in Fig. 12.19 is designed to move \(5000 \mathrm{gal} / \mathrm{min}\) of water over a head rise of \(5 \mathrm{ft}\) of water. Estimate the motor power requirement and the...
-
A study by Peter D. Hart Research Associates for the Nasdaq Stock Market revealed that 43% of all American adults are stockholders. In addition, the study determined that 75% of all American adult...
-
Compute how much money you would need to invest each year in the future for 54 years in order to have $1 million in 54 years if you earn 8.88% per year. B) Compute the monthly payment on a ten-year...
-
John Thompson, CEO of New Venture, Ic., seeks to raise $5 million in equity for his early stage venture in January 2016. NewVenture is a subscription-based software company that has experienced 75%...
-
a) A firm produces two commodities X and Y. If the firms profit function is given as: =144X-3X-XY-2Y+120Y-35 i). Determine the level of output of each commodity at which the firm maximizes its...
-
Examine the following list of items, and match each to the best corresponding description from the choices list. Each choice should be used only once. (1) Cost minus salvage value (2) Cost minus...
-
On January 1, 20X1, Floral Features purchased a delivery truck for \($65\),000. At the time of purchase, Floral Features anticipated that it would use the truck for 4 years, even though its physical...
-
The accounting firm of Haynes and Haynes was asked by one of its clients to help them properly account for various transactions related to plant and equipment. The client prepared the following list...
-
Standard Pacific Shipping issued $5,000,000, face amount, of 5% bonds on January 1, 20X3. The bonds are 5-year bonds, and Interest is payable every 6 months. At the time of issue, the market rate of...
-
Standard Atlantic Shipping issued $5,000,000, face amount, of 7% bonds on January 1, 20X3. The bonds are 5-year bonds, and Interest is payable every 6 months. At the time of issue, the market rate of...
-
Sweet Company applies overhead to jobs based on 1 2 5 % of direct labour cost. If Job 1 0 7 shows $ 1 0 , 0 0 0 of manufacturing overhead applied. How much was the direct labour cost on the job?
-
Tanaka Company's cost and production data for two recent months included the following: March April Production (units).........300................600 Rent.....................$1,800............$1,800...
-
(a) Find x in (Ug, ) where x 1, x 7 but x = x-1. (b) Find x in (U16, ) where x 1, x 15 but x = x-1. (c) Let k Z+, k 3. Find x in (U2k, ) where x 1, x 2k - 1 but x = x-1.
-
Determine the generating function for the sequence a0, a1, a2, ..., where an is the number of partitions of the nonnegative integer ft into (a) even summands; (b) distinct even summands; and (c)...
-
Let p(x), q(x) denote the following open statements. p(x): x 3 q(x): x + 1 is odd If the universe consists of all integers, what are the truth values of the following statements? (a) q(1) (b) p(3)...
-
Do you expect to be able to observe the diffraction of light through \((a)\) the front door to your house; \((b)\) the holes in a button; (c) the gaps between threads of the fabric of an umbrella?
-
Figure 34.21 shows diffracted \(\mathrm{x}\)-ray intensity as a function of the Bragg angle \(\alpha\), obtained using \(\mathrm{x}\) rays having a wavelength of \(0.11 \mathrm{~nm}\). (a) Without...
-
Coherent green light of wavelength \(530 \mathrm{~nm}\) passes through two very narrow slits separated by \(1.00 \mu \mathrm{m}\). What is \((a)\) the angular location of the first-order bright...
Study smarter with the SolutionInn App