The debate team is showing a video of their recent debate. the first showing begins at 3: 15 p. m. the second showing is scheduled at 4: 50 p. m with a half hour break between the showings. how long is the video in hours and minutes?

Can someone pls ! pls answer all. no explanation needed..

Which of the following is true for the relation f(x)=2x^2+1

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.