Question

classify (3+√23)-√23 is rational or irrational from whole method

Answer 1

Hope this answer helps you!

Answer 2

Answer:

$(3+\sqrt{23})-\sqrt{23}\\</p><p>is \: a \:rational \: number$

Step-by-step explanation:

$(3+\sqrt{23})-\sqrt{23}\\=3+(\sqrt{23}-\sqrt{23})$

/* By associative property:

(A+B)+C = A+(B+C) */

$=3+0\\=0\\(Rational \: number)$

Therefore,

$(3+\sqrt{23})-\sqrt{23}\\</p><p>is \: a \:rational \: number$

•••♪