Answers edited by Rene
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How do you use the rational roots theorem to find all possible zeros of
f(x)=-2x^4+5x^3+2x^2+18
f
(
x
)
=
−
2
x
4
+
5
x
3
+
2
x
2
+
18
?
An athlete can run long distances at 4 metres per second. How far can she run in 50 seconds? What about in 1 hour?