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What is the average rate of change for the quadratic function from x=-4 to x=8? (pic attached)
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What is the average rate of change for the quadratic function from x=-4 to x=8?

(pic attached)

What is the average rate of change for the quadratic function from x=-4 to x=8? (pic-example-1
User Nithin M Keloth
by
6.9k points

1 Answer

4 votes
just do

(f(8)-f(-4))/(8-(-4))

f(8)=-2
f(-4)=-74

average rate of change is (2-(-74))/(8-(-4))=(2+74)/(8+4)=76/12=19/3

the average rate of change is 19/3
User Nik Graf
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