Posted by Maria on .
find g(1)+g(2)+g(3)+...+g(50) given that g(x)=135x

math 
Reiny,
this is simply an arithmetic series where
a = 8
d = 5
n = 50
sum(n) = (n/2)[2a + (n1)d)]
sum(50) = (50/2)[16 + 49(5)]
= 25[229]
= 5725