What is (-3y^-3)^-3 does the third power get drisbuted to the rest of the problem or just to the y^-3 and why

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

Yoku is putting on sunscreen. he uses 2\text{ ml}2 ml to cover 50\text{ cm}^250 cm 2 of his skin. he wants to know how many milliliters of sunscreen (c)(c) he needs to cover 325\text{ cm}^2325 cm 2 of his skin. how many milliliters of sunscreen does yoku need to cover 325 \text{ cm}^2325 cm 2 of his skin?

What is the least common factor of 6 and 8