Answer:
See below;
Step-by-step explanation:
21 . Consider an exponential function;

<em>Solution; Provided Directly Above</em>
The answer would be 0.83171428571
I would usually divide it by putting 29.11 into 35.
46 in the numder between 44 50
4/1 x 8/10
32/10
16/5 = 3 1/5
So it can be written as 2x + 5 = 11, and x = 3