cainleRowe8n1ic cainleRowe8n1ic
  • 19-02-2017
  • Mathematics
contestada

Which equation correctly multiplies only prime numbers and has a product of 18?
a. 2 x 9=18
b.3 x 3 x 3=18
c. 2 x 2 x 3=18
d.2 x 3 x 3=18?

Respuesta :

Аноним Аноним
  • 19-02-2017
a prime number  has no factors other than itself or 1.

eg 3 is a prime number but 9 is not because 9 = 3*3.

so a is incorrect 
the other 3 options all contain prime numbers but only one multiplication is correct
Answer Link

Otras preguntas

difference tanto and tanta
identify the coordinating conjunction. The lines of that dressare simple yet elegant. A- dress B- are C- of D- yet
Tina spends 25% of her day in school. She spends 1/3 of her day sleeping. She spends 1/8 of her time at soccer practice. How many free hours does Tina have duri
3(2y-4) - 2 ) = 0.4 (1+y)
how does the education contribute to a successful democracy?
what were the ancient Greek's most economic important activities?
what is 4/5 in simplest form
Why did Lincoln wait to announce the emancipation proclamation?
Another word for honest
Who are the Highland Scots?