Which equation is a point slope form equation for line AB? y+2=−2(x−5)

y+6=−2(x−1)

y+5=−2(x−2)

y+1=−2(x−6)

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

If point cis between points a and b, then ac + — = ab

Find the volume of the wedge cut from the first octant by the cylinder z=12-3y^2 and the plane x+y=2.