Two ships leave port at the same time. one sails north at 12mph, and the other sails west at 15 mph. write a function d that models the distance between the two ships as a function of elapsed time t in hours.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Acylinder with a base diameter of x units has a volume of jxcubic units which statements about the cylinder are true? check all that apply. the radius of the cylinder is 2 x units. the radius of the cylinder is 2x units. the area of the cylinder's base is 200 square units. the area of the cylinder's base is a square units. the height of the cylinder is 2x units. the height of the cylinder is 4x units. mark this and return save and exit next submit

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0