Hey please check the attachment and i need all solutions with clearly written

Question

Hey please check the attachment and i need all solutions with clearly written.

1) a) 387 mod 3 = (38 3) 3 = (4 3=2 b) (72 · (−65) + 211) mod 7= ( 2 × 5 + 1) 6 = (44 e) 17 3 = (17 , 2) 6)
3) 3)(2 3) = 2 7= 3 6 = (2) 6 = (2 6)(2 6)(2 6)(2 6) 3 = (2 ) 3 = (2 3)(2 3)(2 3)(2…
Math