Answer: A- $5,250
B- $7,750
Summaation of a sequence
or see a smaller scale
from 1 to 10
notice
1+10=11
2+9=11
etc
5+6=11
10/2=5
there are 5 pairs
5*11=55
so
1 to 100
1+100=101
2+99=101
...
50+51=101
100/2=50
there ar 50 pairs
50 times 101=5050
the sum is 5050
Answer:
2.85714285714
Step-by-step explanation:
just searched it.
Answer: Just do 2355
Step-by-step explanation: its that
Answer:
See explanation
Step-by-step explanation:
The given complex number are:

and

When we rewrite
in complex form, we obtain;

where

and


Hence,


Hence
