What is the slope of a line perpendicular to a line that contains the points (2,6) and (7, 2)?
Select the best answer from the choices provided.

Find the greatest common factor of the polynomial: 10x^5+15x^4-25x^3 10x^5 x^3 5x^3 5

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

If f(x)=2x-6 and g(x)=3x+9, find (f-g)(x)