Check that the point (-1, 1, 2) lies on the surface given below. cos(x + y) = exz + 2 (a) View the surface as a level surface for a function f(x, y,z). Find a vector normal to the surface at (-1, 1, 2).

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis. how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

How many bananas are in a fruit bowl that has 200 total apples and bananas if there are 31 bananas for every 93 apples

Which letters from the table represent like terms? a and b b and c a and d b and d