Bubbles bakery has 24 oatmeal cookies, 36 vanilla bean cookies, 42 chocolate chip cookies. what is the greatest common factor bubbles bakery can use to divide the cookies into equal groups

Alarge rectangle is divided into four smaller rectangles.

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?

Which ordered pair (c,d) is a solution to the given system of linear equations- c+2d=13 -9c-4d=-15