Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
Let
f
(
x
)
=
x
2
+
4
x
+
3
f(x) = x^2 + 4x + 3
f
(
x
)
=
x
2
+
4
x
+
3
. a. Find the axes intercepts and vertex of
f
(
x
)
f(x)
f
(
x
)
. b. Sketch
y
=
f
(
x
)
y = f(x)
y
=
f
(
x
)
and
y
=
1
f
(
x
)
y = \frac{1}{f(x)}
y
=
f
(
x
)
1
on the same set of axes. c. Solve for
x
x
x
:
1
f
(
x
)
=
4
21
\frac{1}{f(x)} = \frac{4}{21}
f
(
x
)
1
=
21
4
Browse the problem library