Asked by kieran

Find the intervals on which the given function is increasing and decreasing.
y=-x^2-2x
y'=-2x-2
critical point
x=-1
Increasing
[-infinity,-1)
Decreasing
(-1,infinity]
is this the correct way of writting this wiht the brackets

Answers

Answered by Steve
you got it right.
good job.
Answered by kieran
so the parenthasis means including and the bracket means its open or how does this work
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