(−2−√3)(−2+√3) when simplified is (a) positive and irration

1.	(−2−√3)(−2+√3) when simplified is (a) positive and irrational (b) positive and rational (c) negative and irrational (d) negative and rational
Answer» $(- 2 - \sqrt{3}) (- 2 + \sqrt{3})$ when simplified is (a) positive and irrational (b) positive and rational (c) negative and irrational (d) negative and rational

(−2−√3)(−2+√3) when simplified is (a) positive and irrational (b) positive and rational (c) negative and irrational (d) negative and rational

Answer»

$(- 2 - \sqrt{3}) (- 2 + \sqrt{3})$ when simplified is

(a) positive and irrational (b) positive and rational (c) negative and irrational (d) negative and rational