Question

3.
Show
that
the
square
of
any
positive
integer
can't
be
of
the
form
5m
+
2
or
5m
+
3
where 'm' is a whole number
Solution:
Show
any nositi​

Answer 1

Answer:

what type of questions is this

Answer 2

Answer:

a=5m+3

a

2

=25m

2

+30m+9

=25m

2

+30m+5+4

=5(5m

2

+6m+1)+4

=5q+4

where q=5m

2

+6m+1