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Question #73dbc

↳Redirected from "How does implicit differentiation work?"

1 Answer

Mar 15, 2017

The girl's average speed was #5 (sq)/s#

Explanation:

Her average speed was: #Sav = (Dt)/(Tt)#

Where total distance: #Dt = 6sq + 26sq + 23sq = 55sq#

And total time: #Tt = 2s + 4s + 5s = 11s#

#Sav = (55sq)/(11s) = 5(sq)/s#

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