Question

-√93 + √25 is
i. integer number
ii. rational number
iii. irrational number
iv. natural number

Any unit of these options is correct.

Answer 1

We know that $\sqrt{25} =5$, so we only need to determine if $-\sqrt{93}$ is rational or irrational.

Because 93 is not a perfect square, $-\sqrt{93}$ would definitely be irrational, making the answer ii.