Sharp EL-531VB Calculator "double square number" Questions

...are tripled, what will be the area of the new triangle? 720. Here is how i did it (my way). 1. doubled the area to 160 and found two sides of a square that would equal the area (a*b). I chose

...square brackets for clarity. But from the general properties of logarithms log(b^(a)) = a*log(b) Applied to our expression above log(10^x)=x*log10 But since we are using log as log in base 10, ...

...square brackets for clarity. But from the general properties of logarithms log(b^(a)) = a*log(b) Applied to our expression above log(10^x)=x*log10 But since we are using log as log in base 10, ...

...square brackets for clarity. But from the general properties of logarithmslog(b^(a)) = a*log(b) Applied to our expression above ( in Number 1)log(10^x)=x*log10 But since we are using log as log in ...