In the triangle ABC, the opposite sides of angles a, B and C are a, B and C respectively. If the square of a + the square of B = 25 and the square of a - the square of B = 7, find the height of the largest side

In the triangle ABC, the opposite sides of angles a, B and C are a, B and C respectively. If the square of a + the square of B = 25 and the square of a - the square of B = 7, find the height of the largest side

The height on the largest side is 2.4