The vertex of this parabola is at (4,-3). When the xvalue is 5, the y value is -6. What is the coefficient of the squared expression in the parabola's equation?
A. 3
B. 2
C.3
D. -2

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

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

Se tiene en una caja de canicas 10, 4 blancas y 6 negras ¿cual es la probabilidad que en 2 extracciones con reemplazo sean blancas? ¿cual es la probalidad que en 2 extracciones sin reemplazo sean negras?