Bobby has baseball practice monday, wednesday, and friday. each practice is 2 1/2 hours.

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 .

Use the multiplier method to incrases £258 by 43%

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?