Whats 5 x 5

(any goth/emo/ e-boys here?)

Find the balance at the end of 4 years if 1000 is deposited at the rate of

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.