Construct a truth table for the statement (p<--->q)--->p

Answer 1

For the double arrow:
Φ Ψ Φ ↔ Ψ
T T T
T F F
F T F
F F T


For the arrow:
Φ Ψ Φ → Ψ
T T T
T F F
F T T
F F T

so putting them together,
p q result
T T T
T F F
F T T
F F T

check all that.