Which of the following is an inner product in P 2 ?Explain. a. 〈 f , g 〉 = f ( 1 ) g ( 1 ) + f ( 2 ) g ( 2 ) b. 〈 f , g 〉 = f ( 1 ) g ( 1 ) + f ( 2 ) g ( 2 ) + f ( 3 ) g ( 3 )
Which of the following is an inner product in P 2 ?Explain. a. 〈 f , g 〉 = f ( 1 ) g ( 1 ) + f ( 2 ) g ( 2 ) b. 〈 f , g 〉 = f ( 1 ) g ( 1 ) + f ( 2 ) g ( 2 ) + f ( 3 ) g ( 3 )
Which of the following is an inner product in
P
2
?Explain. a.
〈
f
,
g
〉
=
f
(
1
)
g
(
1
)
+
f
(
2
)
g
(
2
)
b.
〈
f
,
g
〉
=
f
(
1
)
g
(
1
)
+
f
(
2
)
g
(
2
)
+
f
(
3
)
g
(
3
)
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