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Class 9 Solutions
If
x
+
=5, find the value of
x
3
+
.
Given:
x
+
=5,
Using, (a+b)
3
= a
3
+ b
3
+ 3ab(a+b), we get
5
1
=5, find the value of x3+
.
=5,
=5, find the value of x3+.=5,