State whether the given pairs of terms are like or unlike.
`4xy^2,789y^2x`

State whether the given pairs of terms are like or unlike. 1,10

State whether the given pairs of terms are like or unlike. xyz,8765zxy

State whether the given pairs of terms are like or unlike. -25xy,-25yz

State whether the given pairs of terms are like or unlike. 55ab^2,55ba^2

State whether a given pair of terms is of like or unlike terms. (i) 1100 (ii) -7x, 5/2x (iii) -29x , 29y (iv) 14xy, 42yx

State, whether the following pairs of sets are equal or not: A={x:x in N, x lt 3} and B={y: y^(2) - 3y + 2=0}

State, whether the following pairs of sets are equivalent or not: A={x:x in N " and " 11 ge 2x -1} and B={y:y in W " and " 3 le y le 9}

Identify which of the following pairs contain like terms or unlike terms. x^2,y^2

Identify which of the following pairs contain like terms or unlike terms. 5xy^2z^2,5x^2y^2z

State with reasons, which of the following pairs of terms are of like terms and which are of unlike terms : (i) 7x, 12y (ii) 15x-21x (iii) 4ab,7ba