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At which values of x is f(x) = (x + 2)/(x² - x - 12)… | StemPy Lab
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At which values of x is f(x) = (x + 2)/(x² - x - 12) discontinuous?
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High School (11–12)
Functions and Calculus › Continuity and Differentiability
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Created by
StemPy Lab
At which values of
x
x
x
is
f
(
x
)
=
x
+
2
x
2
−
x
−
12
f(x) = \dfrac{x + 2}{x^2 - x - 12}
f
(
x
)
=
x
2
−
x
−
12
x
+
2
discontinuous?
x
=
4
x = 4
x
=
4
and
x
=
−
3
x = -3
x
=
−
3
x
=
−
4
x = -4
x
=
−
4
and
x
=
3
x = 3
x
=
3
x
=
−
2
x = -2
x
=
−
2
only
x
=
12
x = 12
x
=
12
only
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