Question

Find the generating function for each of the following sequences by relating them back to a sequence with known generating function.

a)4

,

4

,

4

,

4

,

4

,

…

.

b)2

,

4

,

6

,

8

,

10

,

…

.

c)0

,

0

,

0

,

2

,

4

,

6

,

8

,

10

,

…

.

Answer 1

Answer:

Disadvantages of Plastics

Natural decomposition of plastic can last from 400-1000 years and few types of plastics are non-degradable as well.

Plastic materials clog waterways, oceans, seas, lakes etc. ...

Many animals eat plastic materials and die. ...

Plastic is widely used in packaging.