SOLUTION: log4(x-3)+log4(x-4)=1/2
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Question 733151
:
log4(x-3)+log4(x-4)=1/2
Answer by
lwsshak3(11628)
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log4(x-3)+log4(x-4)=1/2
log4[(x-3)(x-4)]=log4(2)
(x-3)(x-4)=2
x^2-7x+12=2
x^2-7x+10=0
(x-5)(x-2)=0
x=5
or
x=2 (reject, (x-4)>0)