What is the equation of the line that passes through the point (-6, -6) and has a
slope of -1/3?

Parabolas y=−2x^2 and y=2x^2+k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

D. in a discrete probability distribution, the sum of the probabilities for the discrete variables will be > 1. true or false

Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.