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

You are not logged in.

#1 2013-08-02 01:53:15

math.guru.92
Member
Registered: 2013-07-25
Posts: 3

Number Properties

Having problems solving this question.

View Image: 1.JPG

Offline

#2 2013-08-02 02:05:02

atran
Member
Registered: 2013-07-12
Posts: 91

Re: Number Properties

38 = 2*19 => a multiple of a positive odd integer and a positive prime
18 = 2*9 => a multiple of a positive odd integer and a positive prime
8 = 2*4 = 2³ => NOT

Offline

#3 2013-08-02 10:01:34

anonimnystefy
Real Member
From: Harlan's World
Registered: 2011-05-23
Posts: 16,039

Re: Number Properties

I am getting that all three can be represented in the wanted way.


“Here lies the reader who will never open this book. He is forever dead.
“Taking a new step, uttering a new word, is what people fear most.” ― Fyodor Dostoyevsky, Crime and Punishment
The knowledge of some things as a function of age is a delta function.

Offline

#4 2018-11-15 21:11:15

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 1,681

Re: Number Properties

anonimnystefy wrote:

I am getting that all three can be represented in the wanted way.

How could you get the 8?


Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend  who has passed away. May his adventurous soul rest in peace at heaven.

Offline

#5 2018-11-15 22:26:31

zetafunc
Moderator
Registered: 2014-05-21
Posts: 2,242
Website

Re: Number Properties

and
is sufficient to generate all three.


: Videos on various topics.
New:  |
Popular:  |  |

Offline

#6 2018-11-16 14:17:23

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 1,681

Re: Number Properties

Ah, right. We tend to overlook 1, or 0, or 2 sometimes.


Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend  who has passed away. May his adventurous soul rest in peace at heaven.

Offline

Board footer

Powered by FluxBB