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AP EAPCET 16th May 2023 Shift 2 Solved Paper
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© examsnet.com
Question : 2
Total: 160
If
f
:
ℝ
→
ℝ
is defined by
f
(
x
+
y
)
=
f
(
x
)
+
f
(
y
)
∀
x
,
y
∈
ℝ
and
f
(
1
)
=
7
, then
n
∑
r
=
1
f
(
r
)
=
3
n
(
n
+
2
)
4
n
(
n
−
1
)
2
7
n
(
n
+
1
)
2
(
n
+
1
)
(
n
+
2
)
4
Validate
Solution:
© examsnet.com
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