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Mathematics
Mathematics
Problem
Let
h
(
x
)
=
x
2
+
4
x
+
13
h(x)=x^2+4x+13
h
(
x
)
=
x
2
+
4
x
+
13
. a. (i) Show that
h
(
x
)
h(x)
h
(
x
)
has no real zeros. b. (ii) Explain what this result tells you about the position of the graph of
y
=
h
(
x
)
y=h(x)
y
=
h
(
x
)
relative to the
x
x
x
-axis.
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