Sketching graphs concavity problem: y = (3/4)x + 1

[coooool222]

This is a linear function whose slope is always positive so im guessing there's no point of inflection, or concavity. Also i believe the intervals are increasing in (-infinity, infinity)

 

[skeeter]

This is a linear function whose slope is always positive so im guessing there's no point of inflection, or concavity. Also i believe the intervals are increasing in (-infinity, infinity)

correct …

 

[Steven G]

Good job. Thinking really helps!