Answer to Question #168527 in Discrete Mathematics for Nazeer

Discrete Mathematics

Question #168527

let Q( x,y) denote the statement 'x=y+5' , what is the truth value of Q(3,4)

Expert's answer

Q(3,4)

"x=y+5""L.H.S\\\\x=3\\\\\nR.H.S\\\\\ny+5=4+5\\\\\n=9\\\\"

since Xis not equal to y+5, the truth value of Q(x,y) is FALSE

Ans: FALSE

Learn more about our help with Assignments: Discrete Math

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. Proof the following by using logical equivalences identities. Are these system specifications consis
2. 3. In how many ways can an elf climb a staircase of 15 stairs if each step it takes can cover 1 or 2
3. A sample poll of 135 voters revealed the following information in favour of three A ,B and C of a c
4. Given that D={a, b, c, d} and R is the relation of D that has the matrix D= 0 0 0 1
5. If the truth value of P ⊕ Q in 2^3 is 0 0 1 1 1 1 0 0 then what is P <=> Q ins 2^3?If the tr
6. State the value of x after the statement if P(x) then x:=1 is executed, where P(x) is the statement
7. A) Let A={1,2,3,4}A={1,2,3,4} and R a relations on A whose matrices is MR = ⎡⎣⎢⎢�