63b/(-7) what is this solved

Which function has an inverse function? a.f(x)= |x+3|/5 b. f(x)= x^5-3 c. f(x)= x^4/7+27 d. f(x)= 1/x²

Ay = 6, cy = 15, and yd = 4. what is the measure of by?

Your baking cupcakes for the school dance, your recipe makes 24 cupcakes and needs 2 cups of milk. you need to make 288 cupcakes, how many quarts of milk will you need?