Find the first four iterates of the function f(z)=z^2+2+i with the initial value of z0=-1+2i

The lines shown below are parallel. if the green line has a slope of -1, what is the slope of the red line

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then, the two had the same amount of money. how much money did each have originally?