4 years ago

2 Points

Mathematics

1 answer:

Nimfa-mama [501]4 years ago

4 0

Answer:

The answer is B) b+9

Step-by-step explanation:

The question is asking for the sum so that means addition and then b= blue bikes and then we know there are 9 red bikes.

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Use the graph of f(x) to evaluate the following:

EastWind [94]

Answer:

$\large\boxed{-\dfrac{5}{4}}$

Step-by-step explanation:

$\text{The average rate of change of function}\ f(x)\\\text{over the interval}\ a\leq x\leq b\ \text{is given by this expression:}\\\dfrac{f(b)-f(a)}{b-a}.\\\\\text{Read from graph the values of function for}\ x=0\ \text{and}\ x=4.\\(look\ at\ the\ picture)\\\\f(0)=5,\ f(4)=0\\\\\text{Substitute:}\\\\\dfrac{f(4)-f(0)}{4-0}=\dfrac{0-5}{4}=-\dfrac{5}{4}$