If x = 4 then -22√x +2=?
সমাধান
সঠিক উত্তর: Option A
-22√x +2
=> -22√4 +2
=> -22*2 +2
=> -24 +2
=> -16 + 2 [Notice that the –ve symbol before( 22√x ) is not inclusive with the number by brackets, thus it won’t count when square rooting ]
=> -14
