Question

Help again please

Answer 1

@dan815

Answer 2

@sleepyjess

Answer 3

ok

Answer 4

is f decreasing or increasing

Answer 5

decreasing

Answer 6

if f is decreasing then f' will be entirely under x-axis
if f is increasing then f' will be entirely over x-axis

Answer 7

oh so its A then :D

Answer 8

and also derivative of a line y=mx+b is a constant y'=m

Answer 9

and yes

Answer 10

@freckles thanks man and did you get my message?