The graph of a system of equations will intersect at more than 1 point

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec 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?

Which expression is equivalent to 3^3 + 2^2?