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Standard VI
Mathematics
Estimating Sum or Difference
Question
If
x
=
1
,
y
=
2
and
z
=
5
, find the value of
x
3
−
y
3
−
z
3
.
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Solution
Verified by Toppr
1*1*1-2*2*2-5*5*5
1-8-125
-132
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2
Similar Questions
Q1
If
x
=
1
,
y
=
2
and
z
=
5
, find the value of
x
3
−
y
3
−
z
3
.
View Solution
Q2
If x=3, y=2 and z=-1 then the value of
(
x
3
+
y
3
+
1
y
3
−
z
3
)
is,
View Solution
Q3
Find the value of
x
3
+
y
3
+
z
3
−
2
x
y
z
, if
x
=
√
7
−
√
5
,
y
=
√
5
−
√
3
,
z
=
√
3
−
√
7
View Solution
Q4
Find the value of
(
x
−
y
)
3
+
(
y
−
z
)
3
+
(
z
−
x
)
3
View Solution
Q5
If
x
+
y
+
z
=
1
,
x
y
+
y
z
+
z
x
=
−
1
and
x
y
z
=
−
1
, find the value of
x
3
+
y
3
+
z
3
.
View Solution