logarithms help!

Question

logarithms help!

anonymous · Answer

$$\log_{4} 81-\log_{2}3 $$

anonymous · Answer

can you reduce this anymore?

anonymous · Answer

simplify*

anonymous · Answer

I don't think so. i plugged it in and it didn't simplify anymore that what you already put... Hang on I'll double check.

anonymous · Answer

yeah, that's simplified unless you want the approximate value. :)

anonymous · Answer

thanks so much! can you help me with one other?

anonymous · Answer

I can try.

anonymous · Answer

$$\log_{2}5+\log_{2}(x ^{2}-1)-\log_{2}(x-1)   $$

anonymous · Answer

anonymous · Answer

that's a picture of teh answer I got :3

anonymous · Answer

are you able to show steps?

anonymous · Answer

I am not actually doing them, I'm sorry :( I use 2 websites to help me out on certain math problems. http://www.basic-mathematics.com/free-math-problem-solver.html http://www.wolframalpha.com/ You can use them if you need to, but they don;t really show you the work.. :S

anonymous · Answer

gosh that website can be so frustrating! haha

anonymous · Answer

I agree, haha.