Find and Write an Inverse Function
Algebra · Flashcards · Application
ALGEBRA · FLASHCARDS
Card 1
of 31
0 got it
0 to review
Current
Got it
Still learning
Not seen
QUESTION
What is the solution for
x
x
x
in
f
(
x
)
=
c
f(x)=c
f
(
x
)
=
c
if
f
(
x
)
=
a
x
+
b
f(x)=ax+b
f
(
x
)
=
a
x
+
b
and
a
≠
0
a\neq 0
a
=
0
?
QUESTION
What is the inverse of
f
(
x
)
=
x
−
6
2
f(x)=\frac{x-6}{2}
f
(
x
)
=
2
x
−
6
?
QUESTION
What is the inverse of
f
(
x
)
=
x
+
4
2
f(x)=\frac{x+4}{2}
f
(
x
)
=
2
x
+
4
?
Tap to flip before you grade
ANSWER
f
−
1
(
x
)
=
2
x
−
4
f^{-1}(x)=2x-4
f
−
1
(
x
)
=
2
x
−
4
. Multiply by 2, then subtract 4.
Swipe → got it · swipe ← still learning
Got it
Still learning
Flip Card
Previous card
Next card