Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 76E
Related questions
Question
F 1.4 Question 19 on paper please
![e² + e^x)]
10. Find the inverse of
cose
sin e
sin e
cos 6
In Exercises 11-14, verify that the equations are valid for the matri-
ces in Exercises 5-8.
11. (AT)-¹ = (A-¹)T
12. (A-¹)-¹ = A
13. (ABC)-¹ = C-¹B-¹A-¹
14. (ABC) = CTBTAT
In Exercises 15-18, use the given information to find A.
-3
15. (7A)-¹ =
-
-3
1 -2
16. (547)¹=
(5AT)-1
5
1
17. (I + 2A)-¹ =
=[23]
em 18. A-¹ =
4 5
In Exercises 19-20, compute the following using the given matrix A.
a. A³
b. A-3am
c. A² - 2A + I
[3
19. A =
20. A =
41
e
In Exercises 21-22, compute p(A) for the given matrix A and the
following polynomials.
a. p(x) = x - 2
b. p(x) = 2x²-x+1
2010
c. p(x) = x³ - 2x + 1](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fccdd90b5-cd41-4340-8a36-15b102c9ba73%2F16271c95-a100-405d-81d2-b95ab3991b7d%2Fekpe15a_processed.jpeg&w=3840&q=75)
Transcribed Image Text:e² + e^x)]
10. Find the inverse of
cose
sin e
sin e
cos 6
In Exercises 11-14, verify that the equations are valid for the matri-
ces in Exercises 5-8.
11. (AT)-¹ = (A-¹)T
12. (A-¹)-¹ = A
13. (ABC)-¹ = C-¹B-¹A-¹
14. (ABC) = CTBTAT
In Exercises 15-18, use the given information to find A.
-3
15. (7A)-¹ =
-
-3
1 -2
16. (547)¹=
(5AT)-1
5
1
17. (I + 2A)-¹ =
=[23]
em 18. A-¹ =
4 5
In Exercises 19-20, compute the following using the given matrix A.
a. A³
b. A-3am
c. A² - 2A + I
[3
19. A =
20. A =
41
e
In Exercises 21-22, compute p(A) for the given matrix A and the
following polynomials.
a. p(x) = x - 2
b. p(x) = 2x²-x+1
2010
c. p(x) = x³ - 2x + 1
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I cant underestand this. can you please write this on paper. thank you
Solution
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