(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table.
36.
• If I can get my child to preschool by 8:45 a.m., then I can take the 9:00 a.m. class.
• If I can take the 9:00 a.m. class, then I can be done by 2:00 p.m.
• ∴ If I can get my child to preschool by 8:45 a.m., then I can be done by 2:00 p.m.

Question

(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. 
36. 
•	If I can get my child to preschool by 8:45 a.m., then I can take the 9:00 a.m. class. 
•	If I can take the 9:00 a.m. class, then I can be done by 2:00 p.m.          
•	∴ If I can get my child to preschool by 8:45 a.m., then I can be done by 2:00 p.m.

anonymous · Answer

the first 2 are valid

anonymous · Answer

argument is valid 
because 
if b is dependent of c and c is dependent on b
c is dependent on a

anonymous · Answer

assuming first argument is a, second is b, third is c

anonymous · Answer

how would i do it in symbolic form?

anonymous · Answer

and what is standard form? is it like you wrote it out?

anonymous · Answer

yh

anonymous · Answer

if u know how to write b is dependent on a and c is dependent on a therefore c is dependent on a, sorry i dont this kind of math so i dont know how to use symbols

anonymous · Answer

oh ok.
ty for helping me though

anonymous · Answer

wait i can make the truth table for u if u like

anonymous · Answer

ok..

anonymous · Answer

A                T    T   F    F
B                T    F    T   F
End Result   T    F   F    F

anonymous · Answer

hope this helps =)

anonymous · Answer

ty :)