Constructing Linear and Exponential Functions
Algebra · Flashcards · Application
ALGEBRA · FLASHCARDS
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QUESTION
What is the decay factor
b
b
b
if an exponential model keeps
80
%
80\%
80%
each time
x
x
x
increases by
1
1
1
?
QUESTION
What is the slope of the line
5
x
−
10
y
=
20
5x-10y=20
5
x
−
10
y
=
20
?
QUESTION
What is the linear function for "starts at
30
30
30
and decreases by
2
2
2
each hour"?
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ANSWER
y
=
−
2
x
+
30
y=-2x+30
y
=
−
2
x
+
30
. Linear with slope
−
2
-2
−
2
and
y
y
y
-intercept
30
30
30
.
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