Alot is 60 m by 38 m. a house 23 m by
9 m is built on the lot. how much area is left over?

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 describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.