Answer:
The first one is 14.5 and the second one is that the decimal moves to the left every time a zero is added to the first number
Step-by-step explanation:
f'(x) = 9+1/x
f'(9) = 9+1/9 = 82/9
Yay are you gonna do another
Answer:
x = 
Step-by-step explanation:
Based on the Pythagoras theorem, where a and b are the legs of the triangle and c is the hypotenuse.

Therefor x = 