" 2."6<=-3(2x-4)<12

Direction cosines of a line which passes through the points (1,2,3) and (-3,4,1) is A) (4/(2sqrt6), -2/(2sqrt6), 2/(2sqrt6)) B) (4/(2sqrt6), -2/(2sqrt6), -2/(2sqrt6)) C) (4/(2sqrt6), 4/(2sqrt6), 2/(2sqrt6)) D) (-4/(2sqrt6), 1/(2sqrt6), -2/(2sqrt6))

( 3001 / 6 )^2 - ( 2999 / 6 )^2 = ___

Simplify (6^4)^2 xx(6^5)^3/(6^2)^2 xx(6^4)^5

lim_(x rarr 3^(-)) (|2x-6|)/(2x-6) is _______.

lim_(x rarr3^(-))(|2x-6|)/(2x-6) is

Verify the following: [(-2) + (-9)] + 6 = (-2) + [(-9) + 6]

Find the number of molecules which are not having 3e-4c bond from the following Al_(2)(CH_(3))_(6),Si_(2)H_(6),B_(2)H_(6),C_(2)H_(6),Si_(2)Cl_(6),Al_(2)Cl_(6)