Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) Tangent of acute angle between the curve `y=|x^2-1|` and `y=sqrt(7-x^2)` at their points of intersection is - Sarthaks eConnect

Tangent of acute angle between the curve `y=|x^2-1|` and `y=sqrt(7-x^2)` at their points of intersection is

`(5sqrt3)/2`

`(3sqrt5)/2`

`(5sqrt3)/4`

`(3sqrt5)/4`