Question 174248
I will answer (2) only.

2. Find the slope of the line containing the given points. P1(3,11), P2(6,17).

Let S = slope

Slope = the difference of the y coordinates divided by the difference of the x coordinates.

S = (17 - 11)/(6 - 3)

S = 6/3

S = 2

The slope is 2