f(x)=2x^(3)–1x^(2)+3x–2

Find the average slope of this function on the interval (1,7).

1 answer

Compute f(7) and f(1).

The average slope is
[f(7) - f(1)]/(7 - 1)

f(1) = 2 -1 +3 -2 = 2
f(7) = (2*343) - 49 + (3*7) - 2 = ?
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