How long would it take to swim across the pacific ocean?

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks

Find the slope of the line (6,4) and (3,2)

When you start from a given set of rules and conditions and determine what must be true you are using blank reasoning