7. Simplify.
b) log base2 20 + log base3 8 + log base2 3 + log base3 4
I can't remember how to switch bases...
Thanks!
adding like bases is the same as multiplyihg...
log2 20 + log2 3= log2 4*5 + log2 3= =2+log2 5 + log2 3= 2+ log2 15
log3 8+log3 4=3log3 2 + 2log3 2=5log3 2