Do no. ii
Solve for x
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Answered by
4
We know that,
log a - log b = log(a/b)
Now,
log(x+4)-log(x-4)=log2
=>log[(x+4)/(x-4)]=log2
=>(x+4)/(x-4)=2
=>x+4=2(x-4)
=>x+4=2x-8
=>x-2x=-8-4
=>-x= -12
=>x=12
Hence,the value of x=12
log a - log b = log(a/b)
Now,
log(x+4)-log(x-4)=log2
=>log[(x+4)/(x-4)]=log2
=>(x+4)/(x-4)=2
=>x+4=2(x-4)
=>x+4=2x-8
=>x-2x=-8-4
=>-x= -12
=>x=12
Hence,the value of x=12
Ayush0009:
Can u answer me no.12
Sorry no.4
Answered by
2
The value of x is 12.
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