I am so bored who would date meh how cute am i?

Each equation given below describes a parabola. which statement best compares their graphs? x = 2y^2 x = 8y^2

Arestaurant chef made 1 1/2 jars of pasta sauce. each serving of pasta requires 1/2 of a jar of sauce. how many servings of pasta will the chef be bale to prepare using the sauce?

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?