Question

If a is rational and is irrational then prove that (a+) is irrational.
Please answer this fast it's urgent.
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Answer 1

Answer:

√b=r/s-a. √b=r-as/s. √b here proves to be a rational number by taking r-as as p and s=q because p/q is a rational number. but √b is irrational number. so our assumption is wrong, so a+√b is an irrational number z