Discrete Mathematics With Applications
5th Edition
ISBN: 9781337694193
Author: EPP, Susanna S.
Publisher: Cengage Learning,
expand_more
expand_more
format_list_bulleted
Concept explainers
Question
Chapter 1.2, Problem 11ES
To determine
(a)
To write:
The set
To determine
(b)
To write:
The set
To determine
(c)
To write:
The set
To determine
(d)
To write:
The set
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
Total marks 15
པ་
(i) Sketch the trace of the following curve on R2,
(t) = (t2 cos(t), t² sin(t)),
t = [0,2π].
[3 Marks]
(ii)
Find the length of this curve.
(iii)
[7 Marks]
Give a parametric representation of a curve : [0,
that has initial point (1,0), final point (0, 1) and the length √2.
→ R²
[5 Marks]
Turn over.
MA-201: Page 4 of 5
Total marks 15
5.
(i)
Let f R2 R be defined by
f(x1, x2) = x² - 4x1x2 + 2x3.
Find all local minima of f on R².
(ii)
[10 Marks]
Give an example of a function f: R2 R which is not bounded
above and has exactly one critical point, which is a minimum. Justify briefly
your answer.
[5 Marks]
6.
(i)
Sketch the trace of the following curve on R2,
y(t) = (sin(t), 3 sin(t)), t = [0,π].
[3 Marks]
In rhombus ABCD, diagonals BD¯¯¯¯¯¯BD¯ and AC¯¯¯¯¯AC¯ intersect at point E. If BE = 4n – 3 and EC = 2n + 5, which expression can be used to represent AD?
Chapter 1 Solutions
Discrete Mathematics With Applications
Ch. 1.1 - A universal statement asserts that a certain...Ch. 1.1 - A conditional statement asserts that if one...Ch. 1.1 - Given a property that may or may not be true, an...Ch. 1.1 - In each of 1—6, fill in the blanks using a...Ch. 1.1 - In each of 1—6, fill in the blanks using a...Ch. 1.1 - In each of 1—6, fill in the blanks using a...Ch. 1.1 - Given any real number, there is a number that is...Ch. 1.1 - The reciprocal of any postive real number is...Ch. 1.1 - Prob. 6ESCh. 1.1 - Rewrite the following statements less formally,...
Ch. 1.1 - For every object J, if J is a square then J has...Ch. 1.1 - For every equation E, if E is quadratic then E has...Ch. 1.1 - Every nonzero real number has a reciropal. All...Ch. 1.1 - Evaery positive number has a positive square root....Ch. 1.1 - There is a real number whose product with every...Ch. 1.1 - There is a real number whose product with ever...Ch. 1.2 - When the elements of a set are given using the...Ch. 1.2 - The symbol R denotes ____.Ch. 1.2 - The symbol Z denotes ______Ch. 1.2 - The symbol Q denotes__Ch. 1.2 - The notation {xP(x)} is read _______Ch. 1.2 - Prob. 6TYCh. 1.2 - Prob. 7TYCh. 1.2 - Given sets A,B, and C, the Cartesian production...Ch. 1.2 - A string of length n over a set S is an ordered...Ch. 1.2 - Prob. 1ESCh. 1.2 - Write in words how to read each of the following...Ch. 1.2 - Is 4={4}? How many elements are in the set...Ch. 1.2 - a. Is 2{2}? b. How many elements are in the set...Ch. 1.2 - Which of the following sets are equal?...Ch. 1.2 - For each integer n, let Tn={n,n2} . How many...Ch. 1.2 - Prob. 7ESCh. 1.2 - Prob. 8ESCh. 1.2 - Is3{1,2,3}? Is 1{1}? Is {2}{1,2}? Is...Ch. 1.2 - Is ((2)2,22)=(22,( 2)2)? Is (5,5)=(5,5)? Is...Ch. 1.2 - Prob. 11ESCh. 1.2 - Prob. 12ESCh. 1.2 - Prob. 13ESCh. 1.2 - Prob. 14ESCh. 1.2 - Let S={0,1} . List all the string of length 4 over...Ch. 1.2 - Let T={x,y} . List all the strings of length 5...Ch. 1.3 - Given sets A and B , relation from A to B is ____Ch. 1.3 - A function F from B is a relation from A to B that...Ch. 1.3 - If F is a function from A to B and x is an element...Ch. 1.3 - Let A={2,3,4} and B={6,8,10} and define a relation...Ch. 1.3 - Let C=D={3,2,1,1,2,3} and define a elation S from...Ch. 1.3 - Let E={1,2,3} and F={2,1,0} and define a relation...Ch. 1.3 - Let G=-2,0,2) and H=4,6,8) and define a relation V...Ch. 1.3 - Define a relations S from R to R as follows: For...Ch. 1.3 - Define a relation R from R to R as follows: For...Ch. 1.3 - Let A={4,5,6} and B={5,6,7} and define relations...Ch. 1.3 - Let A={2,4} and B={1,3,5} and define relations U,...Ch. 1.3 - Find all function from {01,} to {1} . Find two...Ch. 1.3 - Find tour relations from {a,b} to {x,y} that are...Ch. 1.3 - Let A={0,1,2} and let S be the set of all strings...Ch. 1.3 - Let A={x,y} and let S be the set all strings over...Ch. 1.3 - Let A={1,0,1} and B={t,u,v,w} . Define a function...Ch. 1.3 - Let C = (1,2,3,4) and D={a,b,c,d}. Define a...Ch. 1.3 - Let X=2,4,5) and Y=(1,2,4,6) . Which of the...Ch. 1.3 - Let f be the squaring function defined in Example...Ch. 1.3 - Let g be the successor function defined in Example...Ch. 1.3 - Let h be the constant function defined in Example...Ch. 1.3 - Define functions f and g from R to R by the...Ch. 1.3 - Define functions H and K from R to R by the...Ch. 1.4 - A graph consists of two finite sets: ______and...Ch. 1.4 - A loop in a graph is_____Ch. 1.4 - Two distinct edges in a graph are parallel if, and...Ch. 1.4 - Two vertices are called adjacent if, and only if,...Ch. 1.4 - An edge is incident on _______Ch. 1.4 - Two edges incident on the same endpoint...Ch. 1.4 - A vertex on which no edges are incident is________Ch. 1.4 - Prob. 8TYCh. 1.4 - Prob. 9TYCh. 1.4 - In 1 and 2, graphs are represented by drawings...Ch. 1.4 - In 1 and 2, graphs are represented by drawings....Ch. 1.4 - In 3 and 4, draw pictures of the specified graphs....Ch. 1.4 - Prob. 4ESCh. 1.4 - Prob. 5ESCh. 1.4 - In 5-7, show that the two drawings represent the...Ch. 1.4 - In 5-7, show that the two drawings represent the...Ch. 1.4 - For each of the graphs in 8 and 9: (i) Find all...Ch. 1.4 - For each of the graphs in 8 and 9: (i) Find all...Ch. 1.4 - Use the graph of Example 1.4.6 to determine...Ch. 1.4 - Find three other winning sequences of moves for...Ch. 1.4 - Another famous puzzle used as an example in the...Ch. 1.4 - Solve the vegetarians-and-cannibals puzzle for the...Ch. 1.4 - Two jugs A and B have capacities of 3 quarts and 5...Ch. 1.4 - Prob. 15ESCh. 1.4 - In this exercise a graph is used to help solve a...Ch. 1.4 - A deptnn1 war to ithechik final ezans that no...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- No chatgpt pls will upvotearrow_forwardLet 2 A = 4 3 -4 0 1 (a) Show that v = eigenvalue. () is an eigenvector of A and find the corresponding (b) Find the characteristic polynomial of A and factorise it. Hint: the answer to (a) may be useful. (c) Determine all eigenvalues of A and find bases for the corresponding eigenspaces. (d) Find an invertible matrix P and a diagonal matrix D such that P-¹AP = D.arrow_forward(c) Let 6 0 0 A = -10 4 8 5 1 2 (i) Find the characteristic polynomial of A and factorise it. (ii) Determine all eigenvalues of A and find bases for the corresponding eigenspaces. (iii) Is A diagonalisable? Give reasons for your answer.arrow_forward
- Drapers' Bank offers loans and deposits with interest rate 5% compounded monthly. (a) If you deposit £5,000 in a Drapers' Bank account, how much money will be in your account 4 years from now? Enter your answer correct to the nearest pound. Answer: (b) What is the effective interest rate of a Drapers' Bank account? Enter your answer as a percentage correct to 3 significant digits. Answer: (c) Drapers' Bank gives you a loan of £60,000 to start a new company under the condition that you pay back the loan in monthly instalments of EC to be paid at the end of each month over the next 5 years, starting at the end of this month. Determine the value of C and enter it correct to the nearest pound. Answer:arrow_forwardmost 2, and let Let P2 denote the vector space of polynomials of degree at D: P2➡ P2 be the transformation that sends a polynomial p(t) = at² + bt+c in P2 to its derivative p'(t) 2at+b, that is, D(p) = p'. (a) Prove that D is a linear transformation. (b) Find a basis for the kernel ker(D) of the linear transformation D and compute its nullity. (c) Find a basis for the image im(D) of the linear transformation D and compute its rank. (d) Verify that the Rank-Nullity Theorem holds for the linear transformation D. (e) Find the matrix representation of D in the standard basis (1,t, t2) of P2.arrow_forwardThe Mason group has a liability of £200,000 to be paid in 14 years' time. It wants to Redington immunise these liabilities with assets consisting of amount P in a bank and Q 18-year zero coupon bonds, with P and Q to be determined. Interest is compounded monthly at rate 8%. (a) Answer: What is the present value of the liability? Enter your answer correct to the nearest pound. (b) What is the duration of the liability? Enter your answer correct to 3 significant digits. Answer: (c) What is the convexity of the liability? Enter your answer correct to 3 significant digits. Answer: (d) Write down the two equations that P and Q need to satisfy for Redington immunisation to hold and solve these equations for P and Q. Enter the answers correct to the nearest pound. Answers: P= Q= (e) What is the convexity of the assets in this case? Enter your answer correct to 3 significant digits. Answer: (f) Is the convexity condition that is necessary for Redington immunisation satisfied in this case?…arrow_forward
- Dr Fogg is quoted the following market prices VT for T-year unit zero-coupon bonds as well as the fair forward rate V3 = 0.95 and V9 = 0.7 f3.5 = 4%. (a) Determine the spot rate $3. Enter your answer as a percentage correct to 3 significant digits. Answer: (b) Answer: (c) Answer: (d) Determine the spot rate s9. Enter your answer as a percentage correct to 3 significant digits. Find the fair forward rate f3,9. Enter your answer as a percentage correct to 3 significant digits. Dr Fogg wants to sign a forward contract to buy 20kg of tea in 5 years' time. The current price of tea is £2.7 per kg. Find the fair forward price of this contract. Enter your answer correct to the nearest penny. Answer:arrow_forward(c) Let A = -1 3 -4 12 3 3 -9 (i) Find bases for row(A), col(A) and N(A). (ii) Determine the rank and nullity of A, and verify that the Rank-Nullity Theorem holds for the above matrix A.arrow_forwardSuppose that the price S(t) in year t of stocks of Bancroft & Sons is modelled by a stochastic process which has a risk-neutral distribution at time t = 3 given by £120 with probability 0.3, S(3): = £140 with probability 0.5, £160 with probability 0.2. Assume that interest is compounded continuously at nominal rate 2%. (a) Assuming no-arbitrage, determine the current price S(0) of Bancroft & Sons stock. Enter your answer correct to the nearest pound. Answer: (b) Determine the no-arbitrage price of a European put option on Bancroft & Sons stock with strike 150 and expiry 3 years. Enter your answer correct to the nearest pound. Answer:arrow_forward
- A 2-year bond with face value £300,000 is redeemable at half-par and has semi-annual coupons paid at annual rate 4%. Suppose that interest is compounded quarterly at nominal rate 3%. (a) Answer: What is the amount of the first payment? (b) What is the amount of the last payment? Answer: (c) Determine the no-arbitrage price of the bond. Enter your answer correct to the nearest pound. Answer: (d) Determine the duration of the cash flow generated by the bond. Enter your answer correct to 3 significant digits. Answer:arrow_forwardTick all statements which are correct, but do not tick those that are incorrect. a. A forward contract gives you the right but not the obligation to buy a certain product at a specified time in the future for a fixed price. b. An American put option should always be exercised before its expiry time. C. The price of a put option and of a call option with the same expiration time and strike price can never be the same. d. If there is a sporting event with 3 different outcomes with corresponding odds equal to o₁ = 2,02 = 2, and 03 = opportunity for a suitable betting strategy. = 3, then there is an arbitrage e. If there is arbitrage, then a risk-neutral distribution exists.arrow_forward-(0)-(0)-(0) X1 = x2 = x3 = 1 (a) Show that the vectors X1, X2, X3 form a basis for R³. y= (b) Find the coordinate vector [y] B of y in the basis B = (x1, x2, x3).arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Algebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal Littell
College Algebra (MindTap Course List)AlgebraISBN:9781305652231Author:R. David Gustafson, Jeff HughesPublisher:Cengage Learning
Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill
Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGAL
Algebra: Structure And Method, Book 1
Algebra
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:McDougal Littell
College Algebra (MindTap Course List)
Algebra
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:Cengage Learning
Glencoe Algebra 1, Student Edition, 9780079039897...
Algebra
ISBN:9780079039897
Author:Carter
Publisher:McGraw Hill
Holt Mcdougal Larson Pre-algebra: Student Edition...
Algebra
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL