What is the quotient of 6 and -1/2?

Which is the focus of a parabola with equation y2=4x

2. there are 250 students in a school auditorium. use numbers from the box to complete the table. 16, 38, 18, 45, 25, 50, 32, 60 grade number percent of all students of students fifth 24 sixth 95 seventh 20 eight 45

What is the value of -3/4 to the 4th power? -256/81 -81/256 81/256 256/81