queencutie2004 queencutie2004
  • 25-10-2018
  • Mathematics
contestada

I will Pick the Brainliest!! The sum of a rational number and an irrational number is always irrational.

A.) False
B.) True

Respuesta :

IammMiyah
IammMiyah IammMiyah
  • 25-10-2018

Question

The sum of a rational number and an irrational number is always irrational.

A.) False  

B.) True

Answer:

B.) True

Hope this helps!

Answer Link
sergiu37 sergiu37
  • 25-10-2018

B) true

saying that x is irrational and y is rational

x+y = z will be irrational.

Assuming that z is rational and knowing that the difference between r rationals is still a rational will imply that x is rational also. So the assumption is false and the sum is always irrational

Answer Link

Otras preguntas

What Are the Different English Words that Don't Rhyme?
The mean of 20 numbers is 18. If 3 is added to each of the first ten numbers, find the mean of the new set of 20 numbers.
can you tell me what is ballet?
Easy I just don't understand math help?
35% of what number is 17
I need to find the zeros of the function:f(x)=2x^2-5x-3
Y = {x | x Element of Set N and 16 < x < 25} ?
Which statement best describes an igneous intrusion?     A. Magma explodes to the surface and forms a smooth outer layer of rock.B. Magma is exported to an open
Which statement best describes an igneous intrusion?     A. Magma explodes to the surface and forms a smooth outer layer of rock.B. Magma is exported to an open
After decaying for 48 hours, l/16 of the original mass of a radioisotope sample remains unchanged. What is the half-life of this radioisotope?