smorrow789 smorrow789

24-09-2018
Mathematics

contestada

What is a counterexample of the following conjecture any number that is divisible by 3 is also divisible by 6

Respuesta :

JannetPalos JannetPalos

03-10-2018

Any odd multiple of 3 would be the counterexample of the given conjecture.

That is 3(2n - 1), for any natural number n, will be divisible by 3 but not divisible by 6 as 2 is not a factor.

Examples:

3(3) = 9

3(5) = 15

3(7) = 21 are some examples.

Answer Link

Otras preguntas

What advantage did the romans possess over the carthaginians in their government? If your answer is inappropriate, then you'll be reported..

What did henry david thoreau argue for in his most famous work, civil disobedience?

An isosceles triangle has two sides equal sides.if two are 5 inches and 2 inches how long is the perimeter?

Where would you look to find an article on recent fashion trends? A. Who's Who B. Online catalog C. Readers' Guide D. Encyclopedia I know for sure its

John locke believed that all people have natural rights to life, liberty, and property. true or false

The 2 main stages of cell division are called?

What is the first step in solving the equation 4.2y - 5.2 = 18.5?

what does "there chewing us to pieces" mean?

What type government did the french use to replace their monarchy?

f(x)=−x3 −x2 +16x+16 1. Calculate f′(x). 2. Calculate f′′(x). 3. Find the x values such that f(x) = 0. Note: this can be done by factoring. 4. Find the stationa