There are 45 members on the board of directors for a certain non-profit institution. if they must elect a chairperson, first vice chairperson, second vice chairperson, and secretary, how many different slates of candidates are possible?

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

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?

Which inequality has a dashed boundary line when graphed ?