NEED HELP ASAP GIVING 25 POINTS PLZ FOLOW THE INSTRUCTIONS

Suppose that x and y are both differentiable functions of t and are related by the given equation. use implicit differentiation with respect to t to determine startfraction dy over dt endfraction in terms of x, y, and startfraction dx over dt endfraction .

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?