Estimation:
23 --> rounded to 20
71 --> rounded to 70
70 + 20 = 90. I rounded both numbers down so the exact sum must be only a little greater than my estimate.
Its 872 when the integer goes down
F(3) = t4(3) = 2
The value of the function at the point of expansion is the first (constant) term of the Taylor series.
Answer:
I owed a friend 15 bucks till someone payed for me 2/3 of what I owed so I only had to pay him back 5 bucks.
For 1 kilometer, it is 100,000 Centimeters.