Question

Please help I really need help with my pre-calc homework

1. Use the rules of logarithms to expand log[(x+3)^4 (x-5)^7]

2. Use the rules of logarithms to expand ln(a^3b^5/c^8)

Answer 1

log rules:

There are three log rules you can use

Log (x*y) = Log x + Log y
Log (x / y ) = Log x - Log y
Log (x^n) = n * Log x