Please explain this problem
(r.r) (r.r)
I am not familiar with your notation. What does the period indicate? Multiplication? A decimal?
Online multiplication is indicated by "*".
(r*r)(r*r) = r^4 (r to the fourth power)
(r.r) (r.r)
Online multiplication is indicated by "*".
(r*r)(r*r) = r^4 (r to the fourth power)