Suppose A is an n x n matrix and a computer suggests that det A = 5
Question:
Suppose A is an n x n matrix and a computer suggests that det A = 5 and det (A-1) = 1. Should you trust these answers? Why or why not?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 44% (9 reviews)
Since det A det A ...View the full answer
Answered By
Grace Igiamoh-Livingwater
I am a qualified statistics lecturer and researcher with an excellent interpersonal writing and communication skills. I have seven years tutoring and lecturing experience in statistics. I am an expert in the use of computer software tools and statistical packages like Microsoft Office Word, Advanced Excel, SQL, Power Point, SPSS, STATA and Epi-Info.
5.00+
1+ Reviews
10+ Question Solved
Related Book For
Linear Algebra And Its Applications
ISBN: 9781292351216
6th Global Edition
Authors: David Lay, Steven Lay, Judi McDonald
Question Posted:
Students also viewed these Mathematics questions
-
Suppose A and B are n x n matrices and a computer suggests that det A = 5, det B = 2 and det AB = 7. Should you trust these answers? Why or why not?
-
Suppose S is an n x n matrix whose columns form an orthogonal, but not orthonormal, basis of Rn. (a) Find a formula for S-1 mimicking the formula Q-1 = QT for an orthogonal matrix. (b) Use your...
-
True or false: If true, explain why. If false, give an explicit counterexample. (a) If det 0 then A-l exists. (b) det(2A) = 2 det A. (c) det(A -(- B) = det A + det B. (d) (e) (f) det[(A + B)(A - B)]...
-
Imagine you are a member of your local school board. You wantan answer to the very simple question, Are students learning?What can you recommend to school principals to answer thequestion?
-
1. The Steeles postponed filing their federal return until the last possible date. Was this a wise strategy? 2. How do you find the Steeles marginal tax rate? 3. What tax strategies can you offer the...
-
What is free cash flow? If you were an investor, why might you be more interested in free cash flow than net income? AppendixLO1
-
E 5-7 Downstream sale of inventory Xuma SA was a subsidiary of Fabian SA. Fabian SA had a policy to sell its merchandise at a mark-up of 10 percent. The beginning balance of Xumas inventory in 2014,...
-
1. In government- wide financial statements, information about fiduciary funds should be presented in a discrete column to the right of the business- type activities. 2. In government- wide financial...
-
Shelby Shelving is a small company that manufactures two types of shelves for grocery stores. Model S is the standard model; model LX is a heavy - duty version. Shelves are manufactured in three...
-
Carol & Jerry, LLP, pays the Good Eats Cafe each month for the lunches the two accountants eat there each work day. While at lunch, Carol and Jerry always discuss some business. Often Carol and Jerry...
-
Janice Morgan, age 32, is single and has no dependents. She is a freelance writer. In January 2013, Janice opened her own office located at 2751 Waldham Road, Pleasant Hill, NM 88135. She called her...
-
Is it true that det(A + B) = det A + det B? Experiment with four pairs of random matrices as in Exercise 48, and make a conjecture. Data from in Exercise 48 Is it true that det AB = (det A) (det B)?...
-
A part for an engine mount for a private aircraft must occupy a volume of 60 cm 3 with a minimum thickness of 0.5 cm and a minimum width of 4 cm. The load on the part during service may be as much as...
-
2.11.2Project:Performance Task: The Parallax Problem Project Geometry Sem 1 (S3537251) Julio Duenas Points possible:120 Date: ____________ The Scenario:You're looking for a sponsor to pay for you to...
-
If the most common treatment of assigning overapplied overhead was used, the final balance in Cost of Goods Sold would have been * (1 Point) At the end of the last fiscal year, BREAD Company had the...
-
Angelina received new word processing software for her birthday. She also received a cheque with which she intends to purchase a new computer. Angelina's UNILUS Professor assigned a paper due in two...
-
At date t, the portfolio P to be hedged is a portfolio of Treasury bonds with various possible maturities. Its characteristics are as follows: Value YTM MD Convexity $1,450 6% 4.25 55 We consider...
-
A playground merry-go-round with an axis at the center (radius R = 1.3 m and rotational inertia | = 1.2 x 103 kgm2) is initially rotating at angular velocity w = 0.21 rad/s clockwise). A girl of mass...
-
What are some of the components of marginal cost and marginal benefit that the producer of a movie faces? Use the following information Jurassic World had world-wide box office receipts of $1.66...
-
What are the principal alloying elements in SAE 4340 steel?
-
What test can be performed to compare the parity distribution of women with and without induced abortions? Cancer A topic of current interest is whether abortion is a risk factor for breast cancer....
-
Implement the test in Problem 10.65, and report a two-tailed p-value? Cancer A topic of current interest is whether abortion is a risk factor for breast cancer. One issue is whether women who have...
-
Suppose there is no causal effect of induced abortion on breast cancer. Based on the parity distribution in the two groups, would women with induced abortion be expected to have the same, higher, or...
-
Jennifer purchased a home for $1,000,000 in 2016. She paid $200,000 cash and borrowed the remaining $800,000. This is Jennifer's only residence. Assume that in year 2024, when the home had...
-
business plan describing company with strengths and weaknesses. Any gaps in plan. Recommendations for improvement of the plan.
-
You wish to buy a car today for $35,000. You plan to put 10% down and finance the rest at 5.20% p.a. for six years. You will make equal monthly payments of $_______.
Study smarter with the SolutionInn App