Question: Need the derivations please 1. Using both derivation and truth table, show that: (a) (p +9)=(19+ -p) (b) p= (r + p) (c) (p 1

Need the derivations please 1. Using both derivation and truth table,

Need the derivations please

1. Using both derivation and truth table, show that: (a) (p +9)=(19+ -p) (b) p= (r + p) (c) (p 1 (TV-s)) (p (TV-s)) (d) (-p1-9) = (p +9)

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