HELP ASAP Which equation is a point slope form equation for line AB?
y-1= (2-2)
y-5= (x-6)
y-6=(1-5)
y-2=(1-1)

Amanufacturer knows that their items have a normally distributed lifespan, with a mean if 9.1 years, and standard deviation of 2.9 years. if you randomly purchase one item, what is the probability it will last longer than 10 years?