For each of the following setsz, state with reasons, whether it is an emoty or not:
`A = {x|x in I, x^2 is not positive }`

For each of the following setsz, state with reasons, whether it is an emoty or not: B = {b|b in N, 2b +1 is even}

State with reason, which of the following sets ae empty : A = { x | x^2=0 }

State with reason, which of the following sets ae empty : B = {x | 5x -2 = 0, x in N }

For each of the following matrices,using its transpose state whether it is a symmetric,a skew-symmetric or neither. [[0,1+2i,i-2],[-1-2i,0,-7],[2-i,7,0]]

By using factor theorem in the following examples, determine whether q(x) is a factor of p(x) or not, p(x)= 2x^3 -x^2 -45 , q(x) =x-3.

By using factor theorem in the following examples, determine whether q(x) is a factor of p(x) or not, p(x) =x^3 -x^2 -x-1 , q(x) =x-1

Choose the coorect altertnative answer for each of the following question: P={x|x = 2^n, n in I , P is ..