Ionly have 10
ashley has 500 songs in his music player. every week he adds 10 songs to his collection. how many songs will he have in his music player after 20 weeks?

at the end of n weeks, the number of songs is given by the function
a) f(n) = 500 + 10n
b) f(n) = 10 + 20n

f(n) = 500 + 10n f(n) = 10 + 20n . the output of the function is 700 600 when the input is 20.
a) 700
b)600