Simplify the following expression.
3x4 + 2x3 - 5x2 + 4x2 +6x-2x - 3x4 + 7x3 - 3x3

What are the solutions of the equation? 16x^2 + 24x + 5 = 5 a. 1/4, 5/4 b. -1/4, -5/4 c. -1/4, 5/4 d. 1/4 , -5/4

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.

Determine domain and range, largest open interval, and intervals which function is continuous.