Answer:
Step-by-step explanation:
Since we believe it
The number sequence is that those which can be described as 
and that is not ending and recurring. Figures that are unreasonable are also the ones, that are not and therefore are non-ending, non-recurring.
The number sequence is 
Rational amount since it is classified as .
is really a rational number.
is a real function, since it does not end but repeats it.
The rational number 
Unreasonable number 
.
Shorter <span>piece = x
longer </span><span>piece = 4x
x + 4x = 48.5
5x = 48.5
x = 48.5/5
x = 9.7 cm </span>← shorter piece
longer piece = 4x = 4 * 9.7 = 38.8 cm
B. 12% increase. Hope I helped ^^
-1 = 3x - 7
Add +7 to each side
6 = 3x
Divide each side by 3
X = 2
f(-1) = 3 * 2 - 7
