Question

locate √5 and -√5 on the number line. [Hint:5 square = (2) ^2+(1) ^2]
answer it correctly plz​

Answer 1

Step-by-step explanation:

(OB)^2=(OA)^2+(AB)^2

(OB)^2=2×2+1×1

(OB)^2=4+1

OB=√5