Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

**zee-f****Member**- Registered: 2011-05-12
- Posts: 1,220

Hey I answered these questions wondering if they are correct.

For questions 1 through 4 your complex statement is "Dogs are mammals."

1- I answered A

1. What is p?

A- Something is a dog

B-Something is a mammal

C-Dog

D-Dogs are

E-are mammals

F-If something is not a dog

2-B

2. What is q?

A-Something is a dog

B-Something is a mammal

C-Mammal

D-Dogs are

E-are mammals

F-If something is not a dog

3.F

3. "If something is not a dog, then it is not a mammal" is the:

A-Contrapositive

B-Converse

C-Statement

D-Counterexample

E-Counterstatement

F-Inverse

4.D

4. ~q => ~p for this statement is:

A-If it is a dog, then it is a mammal.

B-If it is a mammal, then it is a dog.

C-If it is not a dog, then it is not a mammal.

D-If it is not a mammal, then it is not a dog.

E-not dog, not mammal

F-hot dog

On 5 through 7 your complex statement is "If x2>10, then x>0."

5-A

5. "If x > 0, then x^2 > 10" is the:

A-Converse

B-Counterexample

C-Contrapositive

D-Counterpositive

E-Counterintuitive

F-Contrary to popular belief

6-C

6. "If x is not > 0, then x^2 is not > 10" is the:

A-Converse

B-Counterexample

C-Contrapositive

D-Counterpositive

E-Counterintuitive

F-Counter on a web page

7- B

7. "x = - 4" would be an example of a

A-Converse

B-Counterexample

C-Contrapositive

D-Counterintuition

E-Counterpositive

F-Counter

On 8 though 10, the complex statement is "Cars can take you everywhere."

8- A

8. "If it is everywhere, then a car can take you" is the

A-Converse

B-Counterexample

C-Contrapositive

D-Counterintuition

E-Counterpositive

F-Counter

9- D

9. "If it is not everywhere, then a car cannot take you" is the

A-Converse

B-Counterrunner

C-Counterexample

D-Contrapositive

E-Counterpositive

F-Counter

10-D

10. "A car can't take you to the moon" would be the

A-Converse

B-Countermove

C-Contrapositive

D-Counterexample

E-Counterpositive

F-Counter

One, who adopts patience, will never be deprived of success though it may take a long time to reach him. Imam ali (as)<3

Offline

**bob bundy****Administrator**- Registered: 2010-06-20
- Posts: 8,321

hi zee-f,

I've been away from home so only just read this.

I need more information, please.

Do you have definitions for all the types 'contrapositive' etc ?

Bob

I agree with 1A 2B and 4D

Children are not defined by school ...........The Fonz

You cannot teach a man anything; you can only help him find it within himself..........Galileo Galilei

Offline