Beginning Algebra: Early Graphing (4th Edition)
4th Edition
ISBN: 9780134178974
Author: John Tobey Jr., Jeffrey Slater, Jamie Blair, Jenny Crawford
Publisher: PEARSON
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Chapter 9.2, Problem 20E
To determine
The roots of a quadratic equation by the square root property
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(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.
most 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.
(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.
Chapter 9 Solutions
Beginning Algebra: Early Graphing (4th Edition)
Ch. 9.1 - Prob. 1ECh. 9.1 - Prob. 2ECh. 9.1 - Prob. 3ECh. 9.1 - Prob. 4ECh. 9.1 - Prob. 5ECh. 9.1 - Prob. 6ECh. 9.1 - Prob. 7ECh. 9.1 - Prob. 8ECh. 9.1 - Prob. 9ECh. 9.1 - Prob. 10E
Ch. 9.1 - Prob. 11ECh. 9.1 - Prob. 12ECh. 9.1 - Prob. 13ECh. 9.1 - Prob. 14ECh. 9.1 - Prob. 15ECh. 9.1 - Prob. 16ECh. 9.1 - Prob. 17ECh. 9.1 - Prob. 18ECh. 9.1 - Prob. 19ECh. 9.1 - Prob. 20ECh. 9.1 - Prob. 21ECh. 9.1 - Prob. 22ECh. 9.1 - Prob. 23ECh. 9.1 - Prob. 24ECh. 9.1 - Prob. 25ECh. 9.1 - Prob. 26ECh. 9.1 - Prob. 27ECh. 9.1 - Prob. 28ECh. 9.1 - Prob. 29ECh. 9.1 - Prob. 30ECh. 9.1 - Prob. 31ECh. 9.1 - Prob. 32ECh. 9.1 - Prob. 33ECh. 9.1 - Prob. 34ECh. 9.1 - Prob. 35ECh. 9.1 - Prob. 36ECh. 9.1 - Prob. 37ECh. 9.1 - Prob. 38ECh. 9.1 - Prob. 39ECh. 9.1 - Prob. 40ECh. 9.1 - Prob. 41ECh. 9.1 - Prob. 42ECh. 9.1 - Prob. 43ECh. 9.1 - Prob. 44ECh. 9.1 - Prob. 45ECh. 9.1 - Prob. 46ECh. 9.1 - Prob. 47ECh. 9.1 - Prob. 48ECh. 9.1 - Prob. 49ECh. 9.1 - Prob. 50ECh. 9.1 - Prob. 51ECh. 9.1 - Prob. 52ECh. 9.1 - Prob. 53ECh. 9.1 - If the revenue for producing labels is $157.50,...Ch. 9.1 - Prob. 55ECh. 9.1 - Prob. 56ECh. 9.1 - Prob. 57ECh. 9.1 - Prob. 58ECh. 9.1 - Prob. 59ECh. 9.1 - Prob. 60ECh. 9.1 - Prob. 1QQCh. 9.1 - Prob. 2QQCh. 9.1 - Prob. 3QQCh. 9.1 - Prob. 4QQCh. 9.2 - Prob. 1ECh. 9.2 - Prob. 2ECh. 9.2 - Prob. 3ECh. 9.2 - Prob. 4ECh. 9.2 - Prob. 5ECh. 9.2 - Prob. 6ECh. 9.2 - Prob. 7ECh. 9.2 - Prob. 8ECh. 9.2 - Prob. 9ECh. 9.2 - Prob. 10ECh. 9.2 - Prob. 11ECh. 9.2 - Prob. 12ECh. 9.2 - Prob. 13ECh. 9.2 - Prob. 14ECh. 9.2 - Prob. 15ECh. 9.2 - Prob. 16ECh. 9.2 - Prob. 17ECh. 9.2 - Prob. 18ECh. 9.2 - Prob. 19ECh. 9.2 - Prob. 20ECh. 9.2 - Prob. 21ECh. 9.2 - Prob. 22ECh. 9.2 - Prob. 23ECh. 9.2 - Prob. 24ECh. 9.2 - Prob. 25ECh. 9.2 - Prob. 26ECh. 9.2 - Prob. 27ECh. 9.2 - Prob. 28ECh. 9.2 - Prob. 29ECh. 9.2 - Prob. 30ECh. 9.2 - Prob. 31ECh. 9.2 - Prob. 32ECh. 9.2 - Prob. 33ECh. 9.2 - Prob. 34ECh. 9.2 - Prob. 35ECh. 9.2 - Prob. 36ECh. 9.2 - Prob. 37ECh. 9.2 - Prob. 38ECh. 9.2 - Prob. 39ECh. 9.2 - Prob. 40ECh. 9.2 - Prob. 41ECh. 9.2 - Prob. 42ECh. 9.2 - Prob. 43ECh. 9.2 - Prob. 44ECh. 9.2 - Prob. 1QQCh. 9.2 - Prob. 2QQCh. 9.2 - Prob. 3QQCh. 9.2 - Prob. 4QQCh. 9.3 - Prob. 1ECh. 9.3 - Prob. 2ECh. 9.3 - Prob. 3ECh. 9.3 - Prob. 4ECh. 9.3 - Prob. 5ECh. 9.3 - Prob. 6ECh. 9.3 - Prob. 7ECh. 9.3 - Prob. 8ECh. 9.3 - Prob. 9ECh. 9.3 - Prob. 10ECh. 9.3 - Prob. 11ECh. 9.3 - Prob. 12ECh. 9.3 - Prob. 13ECh. 9.3 - Prob. 14ECh. 9.3 - Prob. 15ECh. 9.3 - Prob. 16ECh. 9.3 - Prob. 17ECh. 9.3 - Prob. 18ECh. 9.3 - Prob. 19ECh. 9.3 - Prob. 20ECh. 9.3 - Prob. 21ECh. 9.3 - Prob. 22ECh. 9.3 - Prob. 23ECh. 9.3 - Prob. 24ECh. 9.3 - Prob. 25ECh. 9.3 - Prob. 26ECh. 9.3 - Prob. 27ECh. 9.3 - Prob. 28ECh. 9.3 - Prob. 29ECh. 9.3 - Prob. 30ECh. 9.3 - Prob. 31ECh. 9.3 - Prob. 32ECh. 9.3 - Prob. 33ECh. 9.3 - Prob. 34ECh. 9.3 - Prob. 35ECh. 9.3 - Prob. 36ECh. 9.3 - Prob. 37ECh. 9.3 - Prob. 38ECh. 9.3 - Prob. 39ECh. 9.3 - Prob. 40ECh. 9.3 - Prob. 41ECh. 9.3 - Prob. 42ECh. 9.3 - Prob. 43ECh. 9.3 - Prob. 44ECh. 9.3 - Prob. 45ECh. 9.3 - Prob. 46ECh. 9.3 - Prob. 47ECh. 9.3 - Prob. 48ECh. 9.3 - Prob. 49ECh. 9.3 - Prob. 50ECh. 9.3 - Prob. 51ECh. 9.3 - Prob. 1QQCh. 9.3 - Prob. 2QQCh. 9.3 - Prob. 3QQCh. 9.3 - Prob. 4QQCh. 9.3 - Prob. 1DYKCh. 9.3 - Prob. 2DYKCh. 9.3 - Prob. 3DYKCh. 9.3 - Prob. 4DYKCh. 9.3 - Prob. 5DYKCh. 9.3 - Prob. 6DYKCh. 9.4 - Prob. 1ECh. 9.4 - Prob. 2ECh. 9.4 - Prob. 3ECh. 9.4 - Prob. 4ECh. 9.4 - Prob. 5ECh. 9.4 - Prob. 6ECh. 9.4 - Prob. 7ECh. 9.4 - Prob. 8ECh. 9.4 - Prob. 9ECh. 9.4 - Prob. 10ECh. 9.4 - Prob. 11ECh. 9.4 - Prob. 12ECh. 9.4 - Prob. 13ECh. 9.4 - Prob. 14ECh. 9.4 - Prob. 15ECh. 9.4 - Prob. 16ECh. 9.4 - Prob. 17ECh. 9.4 - Prob. 18ECh. 9.4 - Prob. 19ECh. 9.4 - Prob. 20ECh. 9.4 - Prob. 21ECh. 9.4 - Prob. 22ECh. 9.4 - Prob. 23ECh. 9.4 - Prob. 24ECh. 9.4 - Prob. 25ECh. 9.4 - Prob. 26ECh. 9.4 - Prob. 27ECh. 9.4 - Prob. 28ECh. 9.4 - Prob. 29ECh. 9.4 - Prob. 30ECh. 9.4 - Prob. 31ECh. 9.4 - Prob. 32ECh. 9.4 - Prob. 33ECh. 9.4 - Prob. 34ECh. 9.4 - Prob. 35ECh. 9.4 - Prob. 36ECh. 9.4 - Prob. 37ECh. 9.4 - Prob. 1QQCh. 9.4 - Prob. 2QQCh. 9.4 - Prob. 3QQCh. 9.4 - Prob. 4QQCh. 9.5 - Prob. 1ECh. 9.5 - Prob. 2ECh. 9.5 - Prob. 3ECh. 9.5 - Prob. 4ECh. 9.5 - Prob. 5ECh. 9.5 - Prob. 6ECh. 9.5 - Prob. 7ECh. 9.5 - Prob. 8ECh. 9.5 - Prob. 9ECh. 9.5 - Prob. 10ECh. 9.5 - Prob. 11ECh. 9.5 - Prob. 12ECh. 9.5 - Prob. 13ECh. 9.5 - Prob. 14ECh. 9.5 - Prob. 15ECh. 9.5 - Prob. 16ECh. 9.5 - Prob. 17ECh. 9.5 - Prob. 18ECh. 9.5 - Prob. 19ECh. 9.5 - Prob. 20ECh. 9.5 - Prob. 21ECh. 9.5 - Prob. 22ECh. 9.5 - Prob. 23ECh. 9.5 - Prob. 1QQCh. 9.5 - Prob. 2QQCh. 9.5 - Prob. 3QQCh. 9.5 - Prob. 4QQCh. 9.5 - Prob. 1CEPCh. 9.5 - Prob. 2CEPCh. 9.5 - Prob. 3CEPCh. 9 - Prob. 1RPCh. 9 - Prob. 2RPCh. 9 - Prob. 3RPCh. 9 - Prob. 4RPCh. 9 - Prob. 5RPCh. 9 - Prob. 6RPCh. 9 - Prob. 7RPCh. 9 - Prob. 8RPCh. 9 - Prob. 9RPCh. 9 - Prob. 10RPCh. 9 - Prob. 11RPCh. 9 - Prob. 12RPCh. 9 - Prob. 13RPCh. 9 - Prob. 14RPCh. 9 - Prob. 15RPCh. 9 - Prob. 16RPCh. 9 - Prob. 17RPCh. 9 - Prob. 18RPCh. 9 - Prob. 19RPCh. 9 - Prob. 20RPCh. 9 - Prob. 21RPCh. 9 - Prob. 22RPCh. 9 - Prob. 23RPCh. 9 - Prob. 24RPCh. 9 - Prob. 25RPCh. 9 - Prob. 26RPCh. 9 - Prob. 27RPCh. 9 - Prob. 28RPCh. 9 - Prob. 29RPCh. 9 - Prob. 30RPCh. 9 - Prob. 31RPCh. 9 - Prob. 32RPCh. 9 - Prob. 33RPCh. 9 - Prob. 34RPCh. 9 - Prob. 35RPCh. 9 - Prob. 36RPCh. 9 - Prob. 37RPCh. 9 - Prob. 38RPCh. 9 - Prob. 39RPCh. 9 - Prob. 40RPCh. 9 - Prob. 41RPCh. 9 - Prob. 42RPCh. 9 - Prob. 43RPCh. 9 - Prob. 44RPCh. 9 - Prob. 45RPCh. 9 - Prob. 46RPCh. 9 - Prob. 47RPCh. 9 - Prob. 48RPCh. 9 - Prob. 49RPCh. 9 - Prob. 50RPCh. 9 - Prob. 51RPCh. 9 - Prob. 52RPCh. 9 - Prob. 53RPCh. 9 - Prob. 54RPCh. 9 - Prob. 55RPCh. 9 - Prob. 56RPCh. 9 - Prob. 57RPCh. 9 - Prob. 58RPCh. 9 - Prob. 59RPCh. 9 - Prob. 60RPCh. 9 - Prob. 61RPCh. 9 - Prob. 62RPCh. 9 - Prob. 63RPCh. 9 - Prob. 64RPCh. 9 - Prob. 65RPCh. 9 - Prob. 66RPCh. 9 - Prob. 67RPCh. 9 - According to the equation, how many pizza stores...Ch. 9 - Prob. 69RPCh. 9 - Prob. 70RPCh. 9 - Prob. 71RPCh. 9 - Prob. 1HADCh. 9 - Prob. 2HADCh. 9 - Prob. 3HADCh. 9 - Prob. 4HADCh. 9 - Prob. 5HADCh. 9 - Prob. 6HADCh. 9 - Prob. 7HADCh. 9 - Prob. 8HADCh. 9 - Prob. 9HADCh. 9 - Prob. 10HADCh. 9 - Prob. 11HADCh. 9 - Prob. 12HADCh. 9 - Prob. 13HADCh. 9 - Prob. 14HADCh. 9 - Prob. 1YTCh. 9 - Prob. 2YTCh. 9 - Prob. 3YTCh. 9 - Prob. 4YTCh. 9 - Prob. 5YTCh. 9 - Prob. 6YTCh. 9 - Prob. 7YTCh. 9 - Prob. 8YTCh. 9 - Prob. 1PFECh. 9 - Prob. 2PFECh. 9 - Prob. 3PFECh. 9 - Prob. 4PFECh. 9 - Prob. 5PFECh. 9 - Prob. 6PFECh. 9 - Prob. 7PFECh. 9 - Prob. 8PFECh. 9 - Prob. 9PFECh. 9 - Prob. 10PFECh. 9 - Prob. 11PFECh. 9 - Prob. 12PFECh. 9 - Prob. 13PFECh. 9 - Prob. 14PFECh. 9 - Prob. 15PFECh. 9 - Prob. 16PFECh. 9 - Prob. 17PFECh. 9 - Prob. 18PFECh. 9 - Prob. 19PFECh. 9 - Prob. 20PFECh. 9 - Prob. 21PFECh. 9 - Prob. 22PFECh. 9 - Prob. 23PFECh. 9 - Prob. 24PFECh. 9 - Prob. 25PFECh. 9 - Prob. 26PFECh. 9 - Prob. 27PFECh. 9 - Prob. 28PFECh. 9 - Prob. 29PFECh. 9 - Prob. 30PFECh. 9 - Prob. 31PFECh. 9 - Prob. 32PFECh. 9 - The area of a triangle is 68 square meters.The...
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