Nicholas Parsons, the veteran host of the TV and radio panel show Just a Minute, has died aged 96 after a short illness.


, -2*l + 2*l + 2*l**2 + (0*l + l + l)*(2*l - 2*l + l) + l**2 + 0*l**2 + l**2.
7*l**2
Expand (0*x**2