Which expression or value is equivalent to (−3+5i)(−3−5i)? 34 −34 −16 35i −36 9−25i 35 34−i

The table below represents the displacement of a fish from its reef as a function of time: time (hours) x displacement from reef (feet) y 0 4 1 64 2 124 3 184 4 244 part a: what is the y-intercept of the function, and what does this tell you about the fish? (4 points) part b: calculate the average rate of change of the function represented by the table between x = 1 to x = 3 hours, and tell what the average rate represents. (4 points) part c: what would be the domain of the function if the fish continued to swim at this rate until it traveled 724 feet from the reef? (2 points)

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?

Find the percent error of the measurement 4 cm