8/9 - 2/3 what is the answer i need help
2 answers:
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Answer:
The difference quotient for is
.
Step-by-step explanation:
The difference quotient is a formula that computes the slope of the secant line through two points on the graph of <em>f</em>. These are the points with x-coordinates x and x + h. The difference quotient is used in the definition the derivative and it is given by
So, for the function the difference quotient is:
To find , plug
instead of
Finally,
The difference quotient for is
.