Find a^2

[nycmathguy]

 

[MathLover1]

=1

..............since

=

=2

a=4*2
a=8

then a^2=8^2=64

 

[nycmathguy]

=1

..............since

=

=2

a=4*2
a=8

then a^2=8^2=64

Another FB math group question.