Posted by **littleman** on Monday, June 11, 2012 at 7:50pm.

Can someone explain how find the average rate change for these functions?

1.) f(x)=x^3+1

a (2,3) b.(-1,1)

2.) h(t)= cot t

a. pie/4, 3pie/4 b. pie/6, pie/2

I am so lost. T_T please help!

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