Exponential Equations
3x+2=35
x=3
Log91=0
90=1
f(x)= log5(x+5)-9
What are the transformations?
left 5
down 9
Log79+Log74
Log736
Log2(1-4n)=Log2(2n+43)
n=-7
3x+2=92x+3
x=4/3
Log264
Change of base
6
4k=148
K=3.6047
3xLog48-5xLog42
Log416
3xLog74=Log7(4a-8)
a=18
2x+4x48=83x-16
x=17/2
Log3729
Change of base
6
f(x)=log3x-6
What is the transformation?
down 6
Log4m7-Log4m2
Log4m5
1/2xLog625=Log6(23-4w)
w=4.5
24xx216=1/16
x=5
251/2=5
Log255=1/2
16m-8=92
m=9.6309
Log6(xyz4)
Log(2x)+Log(x-5)=2
x=10,x=-5
1/72xx1/721=498x-7
x=-7/18
Log81/64=-2
8-2=1/64
7-4x+1=18
No Solution
Log3 square root 4 (m5n2)
1/4(5log3m+2Log3n)
Log6(x+9)+Log6x=2
x=3