can you please explain why are they independent or not

(1 point) Determine whether or not the following sets S of 2 x 2 matrices are linearly independent. 6 Linearly Dependent 1. S = 8 20 -4 2 -4 9 10 12 27 2 Linearly Independent 2. S = 1 4 1.5={G :):) )))} 2(7 3' +{C_),(32) (3 :) {G10). (203)} -{G) (* 3) G. 8 Select an Answer 3.S= 8 8 Select an Answer 4. S 8 8 Note: You can earn partial credit on this