The Andaman Sea is a body of water to the southeast of the Bay of Bengal, south of Thailand and west of Myanmar; it is part of the Indian Ocean. It is roughly 1200 kilometers long (north-south) and 650 kilometers wide (east-west), with an area of 797,700 km2. Its average depth is 870 meters, and the maximum depth is 3,777 meters.
... this means that the parabola described by the quadratic equation touches the x-axis in a single point.)
If the discriminant is positive, then there are two ...