Michael spends 3 hours cleaning his house. He spends equal amounts of time cleaning each room. If he spends 1/2 hour cleaning each room, how many rooms does his house have

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

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

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!