Suppose that B = S − 1 A S for some n × n matrices A , B , and S . a. Show that if x → is in kerB , then S x → is in kerA . b. Show that the linear transformation T ( x → ) = S x → from kerB to kerA is an isomorphism. c. Show that nullity A = nullity B and rank A = rank B .
Suppose that B = S − 1 A S for some n × n matrices A , B , and S . a. Show that if x → is in kerB , then S x → is in kerA . b. Show that the linear transformation T ( x → ) = S x → from kerB to kerA is an isomorphism. c. Show that nullity A = nullity B and rank A = rank B .
Solution Summary: The author explains that the linear transformation T(stackrelto x)=S
Suppose that
B
=
S
−
1
A
S
for some
n
×
n
matrices A, B, and S. a. Show that if
x
→
is in kerB, then
S
x
→
is in kerA. b. Show that the linear transformation
T
(
x
→
)
=
S
x
→
from kerB to kerA is an isomorphism. c. Show that nullity A = nullity B and rank A = rank B.
eric
pez
Xte
in
z=
Therefore, we have
(x, y, z)=(3.0000,
83.6.1 Exercise
Gauss-Seidel iteration with
Start with (x, y, z) = (0, 0, 0). Use the convergent Jacobi i
Tol=10 to solve the following systems:
1.
5x-y+z = 10
2x-8y-z=11
-x+y+4z=3
iteration (x
Assi 2
Assi 3.
4.
x-5y-z=-8
4x-y- z=13
2x - y-6z=-2
4x y + z = 7
4x-8y + z = -21
-2x+ y +5z = 15
4x + y - z=13
2x - y-6z=-2
x-5y- z=-8
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2025.01.31 22:35
f
Use Pascal's triangle to expand the binomial
(6m+2)^2
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A falling object travels a distance given by the formula d = 6t + 9t2 where d is in feet
and t is the time in seconds. How many seconds will it take for the object to travel
112 feet? Round answer to 2 decimal places. (Write the number, not the units).
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