Answer:
Replace
F
(
x
)
with
y
.
y
=
9
x
Interchange the variables.
x
=
9
y
Solve for
y
.
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y
=
x
9
Solve for
y
and replace with
F
−
1
(
x
)
.
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F
−
1
(
x
)
=
x
9
Step-by-step explanation:
20? I’m not for sure maybe look in the book? That’s the answer I got and it was right
Answer:
5 (5x1) , -10 -(5x2), 20(10x2), -40 -(20x2), 80(40x2)
so the next number should be previous number in the sequence multiplied by 2 and a negative sign.
-`(80x2) = -160