Question

Over what interval is the function in this graph decreasing

Answer 1

Answer: C is the answer look at the picture for reference

Answer 2

c)

you look at were the graph starts to decrease then look at the X-VALUE not the y-value

the x-val at the start of the decrease is -3 and at the end of it it is 2 therefor -3
`\leq` x
`\leq` 2