Solve for X

(Ignore the math I did on top)

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

Ineed if you could explain and give me the answer you! this needs done

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?