Evaluate the output fo the input of 3. f(x) = 4 (x - 1/2) g(x) = 2 (6-x) h(x) =5/3x + 1/3

Tina practice piano for 15 hours last month and 45 hours this month use multiplication to write a statement comparing me i was tina practice during the two months use addition to write a statement comparing the hours tina practice during the two months

Based on what i know about mean, this doesn't add up.

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4