Exponentials + Logarithms Flashcards
1
Q
What is the y intercept of y=ka^x
A
k
2
Q
What has a steeper curve: 3^x or 2^x
A
3^x
3
Q
Link between (1/2)^x and 2^x
A
Reflection in x=0
4
Q
If f(x)=e^x fâ(x)=
A
e^x
5
Q
If y=e^x dy/dx=
A
e^x
6
Q
If f(x)=e^kx fâ(x)=
A
ke^kx
7
Q
if y=e^kx dy/dx=
A
ke^kx
8
Q
What is loga(n)=x in indices form
A
a^x=n
9
Q
loga(x)+loga(y)=
A
loga(xy)
10
Q
loga(x)-loga(y)=
A
loga(x/y)
11
Q
loga(x^k)=
A
kloga(x)
12
Q
If x=y loga(x)=
A
loga(y)
13
Q
e^lnx=
A
lne^x=x
14
Q
lnx as a logarithm=
A
loge(x)
15
Q
A
