Agraphing calculator displays 1.89x 10 square root 12 as 1.89e12 how do you think it would display 1.89 x 10 square root -12? what does the e stand for?

12. decide whether each statement is always true, sometimes true, or never true. a. when corresponding points of an original figure and its reflection are connected, the resulting segments are all perpendicular to the line of reflection. b. when a point is reflected over a horizontal line, the y-coordinate of the point stays the same. answer both questions and explain

The number of branches on a tree demonstrates the fibonacci sequence. how many branches would there be on the next two levels of this tree? 13 | | | m branches

Find solution of the linear equation y = 2/3x + 1/3