Real answers, please.
Show that (2x + i)(2x − i) = 4x^2 + 1

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

The table shows the results of three plays in a football game. what is the net result of the three plays? football game 1st play 5 yards 2nd play -9 yards 3rd play 12 yards