Failed to connect to MySQL: Access denied for user 'examnext_online'@'localhost' (using password: YES) A travelling wave pulse is given by `y = 10/(5+(x+2t)^2)` . The amplitude and velocity of the pulse propagating are - Sarthaks eConnect

A travelling wave pulse is given by `y = 10/(5+(x+2t)^2)` . The amplitude and velocity of the pulse propagating are

2 units, -2 units

2 units, 2 units

10 units, 5 units

10 units. 10 units