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@phi
do you see the red curve and the blue line ?
In part a) they are asking "If you slide the blue line up 3 "blocks" , how many places will the blue line cross the red curve ?"
Yeah
Sorry, my connection went away
In part b), they are asking "If you slide the blue line down 5 steps, how many places will it cross the red curve ?"
2?
for part a), yes 2 if you put your pencil on the blue line and shifted the pencil up, you can see it crosses the red curve in to places.
Yeah, I see it. For part b would it be 4?
So would the number of solutions for part a be 2?
yes part a) there are 2 solutions for part b) if you slide the blue line down 5 steps, you think it crosses the red curve 4 times?
No, it would cross it once
Sorry...
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