Question

A square is equal to 2 then a + 1 is equal to what?

Answer 1

Step-by-step explanation:

${a}^{2} = 2 \\ a = \sqrt{2} or \: a = - \sqrt{2}$

So,

$a + 1 = \sqrt{2} + 1$

or

$a + 1 = - \sqrt{2} + 1$

Thank you