3. Make Sense and Persevere When does expanding and simplifying a(b + c) result in
a positive value for ac?

What is best way to getting answer for my exam is

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3