Write the equation in point -slope form of the line that passes through the given point and has the given slope (4,-7);m=-1/4

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?