f(x)=x+5
L=8
C=3
£=.01
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1
Answer:
Step-by-step explanation:
Correct
Given A=[
1
4
2
−3
]
f(x)=x
2
+4x−5
⇒f(A)=A
2
+4A−5I
Now, A
2
=[
1
4
2
−3
][
1
4
2
−3
]
A
2
=[
9
−8
−4
17
]
So, f(A)=[
9
−8
−4
17
]+[
4
16
8
−12
]+[
−5
0
0
−5
]
⇒f(A)=[
8
8
4
0
]
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0
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