i will medal Sally made the conjecture that the sum of any two prime numbers is a prime number.

Which equation is a counterexample to her conjecture?

A.

15 + 4 = 19

B.

2 + 5 = 7

C.

2 + 11 = 13

D.

3 + 11 = 14

Question

i will medal Sally made the conjecture that the sum of any two prime numbers is a prime number.

Which equation is a counterexample to her conjecture?

A.

15 + 4 = 19

B.

2 + 5 = 7

C.

2 + 11 = 13

D.

3 + 11 = 14

anonymous · Answer

Can you tell me what you think it is?

anonymous · Answer

I will Give you a hint its not A

anonymous · Answer

ok

anonymous · Answer

Or Do you just want an answer?

anonymous · Answer

then i quess b c or d

anonymous · Answer

and yes

anonymous · Answer

well your wrong wrong and right

anonymous · Answer

lol

anonymous · Answer

actually it is A... because they looking for a COUNTERexample to her conjecture

anonymous · Answer

thanks

anonymous · Answer

We are looking to find one that is not true

anonymous · Answer

We are looking to find the one that makes conjecture NOT true.

anonymous · Answer

ahhh its gettin real XD

anonymous · Answer

sally is saying two prime numbers make a prime number.... and the question saying which is saying that its not true and A is saying that its not true.....

anonymous · Answer

xd @ThatGuyDownTheRoad946  @tb3_ty  your both talking about the same thing lololol

anonymous · Answer

right but he's saying its not A but it is

anonymous · Answer

alright then i concede. let me know if A is right.

directrix · Answer

>Which equation is a counterexample to her conjecture?

Select the equation with two prime numbers that are added AND the sum is NOT a prime number.  @megax

directrix · Answer

Which one is it?