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The Average Rate Of Change Formula

   In the formula of the average rate of change A(x)=f(x2)f(x1)x2x1A\left(x\right)=\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1}, which of the following fits x_1 given (2,-1) and (0,5) as first and second points respectively?

   In the formula of the average rate of changeA(x)=f(x2)f(x1)x2x1A\left(x\right)=\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1} which of the following fits x_2 given (0,1) and (-2,3) as first and second points respectively?

   In the formula of the average rate of changeA(x)=f(x2)f(x1)x2x1A\left(x\right)=\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1} , which of the following fits f(x2)f\left(x2\right) given (2,-1) and (0,5) as first and second points respectively?

1251.   In the formula of the average rate of change A(x)=f(x2)f(x1)x2x1A\left(x\right)=\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1} , f(x2)f(x1)x2x1\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1}  is also called __________.

   Which of the following is the formula for calculating the average rate of change?

   In the formula of the average rate of changeA(x)=f(x2)f(x1)x2x1A\left(x\right)=\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1} , which of the following fits f(x1)f\left(x1\right) given (2,-1) and (0,5) as first and second points respectively?

   In the formula of the average rate of change A(x)=f(x2)f(x1)x2x1A\left(x\right)=\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1} , which of the following fitsf(x1)f\left(x1\right) given (0,1) and (-2,3) as first and second points respectively?

   In the formula of the average rate of change A(x)=f(x2)f(x1)x2x1A\left(x\right)=\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1} , which of the following fits f(x1)f\left(x1\right) given (0,1) and (-2,3) as first and second points respectively?

   In the formula of the average rate of change A(x)=f(x2)f(x1)x2x1A\left(x\right)=\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1} , which of the following fits x_1 given (0,1) and (-2,3) as first and second points respectively?

   In the formula of the average rate of change A(x)=f(x2)f(x1)x2x1A\left(x\right)=\frac{f\left(x2\right)-f\left(x1\right)}{x2-x1} , which of the following fits x2x2 given (2,-1) and (0,5) as first and second points respectively?