Simplify the given expression:

2 divided by the quantity of 2 plus 5i

Write an equation in standard form of the line that passes through the point and has the given slope. ( -2, 4) ; m = -6which of the following best describes the technique used to graph the equation using the slope and y-intercept? y = 5x + 10write the standard form of the equation of the line through the given point with the given slope. point , 4); slope -3/2

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

: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?