Function Model Construction and Application
AP Precalculus · Flashcards · Application
AP PRECALCULUS · FLASHCARDS
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QUESTION
Find the x-intercept of
f
(
x
)
=
2
x
−
4
f(x) = 2x - 4
f
(
x
)
=
2
x
−
4
.
QUESTION
What is the y-intercept of
f
(
x
)
=
−
5
x
+
10
f(x) = -5x + 10
f
(
x
)
=
−
5
x
+
10
?
QUESTION
Identify the transformation:
f
(
x
)
=
2
x
2
f(x) = 2x^2
f
(
x
)
=
2
x
2
.
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ANSWER
Vertical stretch by a factor of 2. Coefficient 2 multiplies all y-values, stretching vertically.
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