Precalculus Exponential, Logistic, and Logarithm Functions Test Flashcards
1
Q
Logistic graphs always have a HA of y=0
A
True
2
Q
To find the y-intercept
A
You set x=0
3
Q
Fractions are
A
Square root
4
Q
Exponential growth
A
b>1, a>0
5
Q
Exponential decay
A
a<b>0</b>
6
Q
Change of base formula
A
ln(x)/ln(b)
7
Q
Product Rule
A
logb(RS)=logbR+logbS
8
Q
Quotient Rule
A
logbR/S=logbR-logbS
9
Q
Power Rule
A
logbR^c=ClongbR
10
Q
Tm
A
Temperature of surrounding medium
11
Q
To
A
Initial temperature of the object
12
Q
Interest rate (i)
A
r/k
13
Q
Number of equal periodic payments (n)
A
t(k)
14
Q
Bacteria population
A
Enter data in calculator Exponential regression VARS YVARS Function Y1 CALCULATE Go to table
15
Q
Initial population always starts at 0
A
True
16
Q
A logistic function is symmetric at the maximum growth point
A
True
17
Q
In an exponential function, a is the
A
Initial value
18
Q
In an exponential function, b is the
A
Base
19
Q
In an exponential function, b has to be a value over what number?
A
0
