Question

odd element in set {8,1,64,75,27} is

Answer 1

GIVEN :

The set is ${\{8,1,64,75,27}\}$

TO FIND :

The odd element in set ${\{8,1,64,75,27}\}$

SOLUTION :

Given set is ${\{8,1,64,75,27}\}$

In the given set the element 8 can be written as $2^3$

Similarly the element 1 can be written as $1^3$

The element 64 can be written as $4^3$

The element 27 can be written as $3^3$

But, the element 75 cannot be written as a perfect cube

∴ 75 is not a perfect cube!

∴ 75 is the odd element in the given set.