Composition of Functions
AP Precalculus · Flashcards · Application
AP PRECALCULUS · FLASHCARDS
Card 1
of 34
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
Find
(
f
◯
g
)
(
x
)
(f \bigcirc g)(x)
(
f
◯
g
)
(
x
)
if
f
(
x
)
=
x
2
+
1
f(x) = x^2 + 1
f
(
x
)
=
x
2
+
1
and
g
(
x
)
=
3
x
g(x) = 3x
g
(
x
)
=
3
x
.
QUESTION
If
f
(
x
)
=
x
−
3
f(x) = x - 3
f
(
x
)
=
x
−
3
and
g
(
x
)
=
x
2
g(x) = x^2
g
(
x
)
=
x
2
, find
(
f
◯
g
)
(
x
)
(f \bigcirc g)(x)
(
f
◯
g
)
(
x
)
.
QUESTION
Find
(
g
◯
f
)
(
x
)
(g \bigcirc f)(x)
(
g
◯
f
)
(
x
)
if
f
(
x
)
=
x
+
2
f(x) = x + 2
f
(
x
)
=
x
+
2
and
g
(
x
)
=
3
x
g(x) = 3x
g
(
x
)
=
3
x
.
Tap to flip before you grade
ANSWER
(
g
◯
f
)
(
x
)
=
3
(
x
+
2
)
(g \bigcirc f)(x) = 3(x + 2)
(
g
◯
f
)
(
x
)
=
3
(
x
+
2
)
. Apply
g
g
g
to
f
(
x
)
=
x
+
2
f(x) = x + 2
f
(
x
)
=
x
+
2
:
3
(
x
+
2
)
3(x + 2)
3
(
x
+
2
)
.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card