college algebra... LOG
posted by brianna on .
log4(little 4) 8
how do i write this in y=?

Use the laws of logarithms,
log ab = log a+log b
log_{a}a = 1, and
log_{a} sqrt(b)=(1/2)log_{a} b
log 8
= log_{4}4*2
=log_{4}4+log_{4}2
=1+log_{a}2
=1+(1/2)log_{4}2
=1+(1/2)(1)
=3/2 
Use the laws of logarithms,
log ab = log a+log b
log_{a}a = 1, and
log_{a} sqrt(b)=(1/2)log_{a} b
log 8
= log_{4}4*2
=log_{4}4+log_{4}2
=1+log_{4}2
=1+(1/2)log_{4}4
=1+(1/2)(1)
=3/2