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Byju's Answer
Standard VII
Mathematics
Addition
If =a-x/a+2 a...
Question
I
f
=
a
−
x
a
+
2
a
−
x
a
=
3
a
−
x
3
a
,
x
e
q
u
a
l
s
A
6a
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B
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C
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D
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Solution
The correct option is
B
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1
Similar questions
Q.
For the equation
a
−
x
a
+
2
a
−
x
2
a
=
3
a
−
x
3
a
, which of the following relation holds good?
Q.
If
log
2
a
a
=
x
,
log
3
a
2
a
=
y
and
log
4
a
3
a
=
z
, then
x
y
z
−
2
y
z
is equal to
Q.
If
x
=
log
2
a
a
,
y
=
log
3
a
2
a
a
n
d
z
=
log
4
a
3
a
, then
x
y
z
+
1
=
Q.
If
s
i
n
2
A
=
x
then sin 3A. sin A is polynomial in x, whose degree is equal to
Q.
If
x
=
log
2
a
a
,
y
=
log
3
a
2
a
,
z
=
log
4
a
3
a
, prove that
1
+
x
y
z
=
2
y
z
.
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