Question

log(x)=10

Answer 1

inverse of any logarithm function is (baselog)^x

in your case, its base 10.
therefore: 10^10=x

Answer 2

ok,tk

Answer 3

can u do one more

Answer 4

shoot

Answer 5

\[\log_{\frac{1}{2}} (4)=x-1\]

Answer 6

x=-1, give me a minute to type it out if youd like

so far:
\[\log_{1/2}(4)=x-1 \]
therefore:
\[(1/2)^{x-1}=4\]

Answer 7

logs are hard, try these videos: http://patrickjmt.com/properties-of-logarithms-part-1/
http://patrickjmt.com/properties-of-logarithms-part-2/