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Byju's Answer
Standard VII
Mathematics
Mean for Frequency Distribution Table
26. if f(x+y,...
Question
26. if f(x+y,x-y) =xy then the arithmetic mean of f(x,y) and f(y,x)is?
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Similar questions
Q.
If
f
(
x
+
y
,
x
−
y
)
=
x
y
, then the arithmetic mean of
f
(
x
,
y
)
and
f
(
y
,
x
)
is
Q.
If
f
(
x
+
y
,
x
−
y
)
=
x
y
, then
f
(
x
,
y
)
+
f
(
y
,
x
)
2
is
Q.
If
f
(
2
x
+
y
8
,
2
x
−
y
8
)
=
x
y
then
f
(
x
,
y
)
+
f
(
y
,
x
)
=
Q.
If
→
F
=
^
i
F
x
+
^
j
F
y
+
^
k
F
z
is conservative, then
Q.
If
f
(
x
+
y
)
=
f
(
x
)
+
f
(
y
)
−
x
y
for all
x
,
y
∈
R
and
lim
h
→
0
f
(
h
)
h
=
3
, then the area bounded by the curves
y
=
f
(
x
)
and
y
=
x
2
is:
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