The value of `(8!) / (6!)` is

Find the value (8!)/(6! X 2!)

Find the value of 7 - (-8 ) - 6 + 2

Find the value of   8! - 6!   is

The value of (6 - 8) ^ - 1 - (2 ^ - 1) is

Find the value of ( 8x + 6y ^(2)) div 2y.

Find the value of (-8u^(2)v^(6)) xx(-20uv) for u = 2.5 and v = 1.

If the mean and the variance of the numbers a, b, 8, 5 and 10 are 6 and 6.8 respectively, then the value of a^(3)+b^(3) is equal to