Write f(x)=x^2+2x-99 in standard form and please show your work
1 answer:
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Answer: -18
<u>Explanation:</u>
Average rate of change is slope: . Need to find the y-coordinates:
g(x) = -x² - 4x
g(6) = -(6)² - 4(6)
= -36 - 24
= -60
⇒ (6, -60)
g(8) = -(8)² - 4(8)
= -64 - 32
= -96
⇒ (8, -96)
m =
=
= -18