We can employ a simple repeated decimal trick:



###
Alternatively, we can compute the partial sum of the series.





As
, the second term vanishes and we're left with
. Notice that this is really just a more formal version of the earlier trick.
Answer:
-9
Step-by-step explanation:
4(n + 3) = 2n - 6
4n + 12 = 2n - 6
2n = -18
n = -9
Answer:
B
Step-by-step explanation:
Answer:
a) 1st and 2nd
b) 4th one
Step-by-step explanation:
Answer:
Option B
Step-by-step explanation:
From the question we are told that:
Demand point 
Supply Point 
Generally the equation for fixed-requirement constraints is mathematically given by



Therefore the correct option is
Option B