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Mathematics 18 Online
OpenStudy (anonymous):

Prove that [2]

OpenStudy (anonymous):

OpenStudy (anonymous):

I am not getting the step they have done in the picture mentioned above

OpenStudy (anonymous):

@zepdrix

OpenStudy (anonymous):

@dan815

hartnn (hartnn):

a rational no. cannot be equal to an irrational no. which step are you not getting ? you know what like surds are ?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

what is transpositon

hartnn (hartnn):

bringing terms to other side of = is called transposition

hartnn (hartnn):

a + b sqrt p = -c sqrt q

OpenStudy (anonymous):

oh

hartnn (hartnn):

very rarely used notation

OpenStudy (anonymous):

after that i didn't get

hartnn (hartnn):

left side = irrational right side = rational

OpenStudy (anonymous):

why is that not possible

hartnn (hartnn):

because rational nos. and irrational numbers are mutually exclusive.

OpenStudy (anonymous):

sorry yes ,

hartnn (hartnn):

there cannot exist any number which is both rational as well as irrational

OpenStudy (anonymous):

painful question , thank you

OpenStudy (anonymous):

As usual as all other proving type questions

hartnn (hartnn):

its logical :) welcome ^_^

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