Question

The sum of the series qquad 1+(1+2)/(2)+(1+2+3)/(3)+... to n terms is (1) (n(n+1))/(2) (2) (n(n+3))/(4) (3) (n(n+1)+2)/(4) (4) (n(n-1))/(2)​

Answer 1

Answer:

How do they work? A CTB is a colour-dependent plot style table that uses an object's colour to determine characteristics such as lineweights. ... There are 256 plot styles in a colour-dependent plot style table, one for each colour. A STB is a Named Plot Style table.

Step-by-step explanation:

byee