1. For the equation $y = x^2 + 3 $ :

1. Find the average slope between $x = 2 $ and $ x = 4$
2. Find the average slope between $x = -4 $ and $ x = -2$
3. Find the average slope between $x = -2 $ and $ x = 2$
4. Determine what value of x will give a slope of zero.

Solution:

1. $\frac ...

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