4πn/7 means (4 π n) / 7
4 n / 7 ( π) is ambiguous
it could mean
(4 n / 7) ( π) the same
or it could mean
4 n / (7 π) not the same
is 4n/7(π) the same as 4πn/7
thank you very much
1 answer
thank you very much
1 answer