Let P = {1, 2, u, v, w, x}; Q = {2, 3, u, v, w, 5, 6, y} ...
Let P = {1, 2, u, v, w, x}; Q = {2, 3, u, v, w, 5, 6, y} and R = {2, 3, 4, v, x, y}.
{1, x}
{x y}
{x}
ɸ
Correct answer is C
P = {1,2,u,v,w,x}
Q = {2,3,u,v,w,5,6,y}
R = {2,3,4,v,x,y}
P - Q = {1,x}
(P - Q) ∩ R = {1,x} ∩ {2,3,4,v,x,y} = {x}
NB: The set P−Q consists of elements that are in P but not in Q.
Find the mean of the numbers 1, 3, 4, 8, 8, 4 and 7 ...
Solve the equation 5x2 - 4x - 1 = 0...
Evaluate 0.0090.012, leaving your answer in standard form....
Multiply (3x + 5y + 4z) by (2x - 3y + z) ...
Evaluate 1 - (15 x 23) + ( 5 + 23)...
In the diagram, O is the centre, ¯RT is a diameter, < PQT = 33o and <TOS = 76\(^...
IN the diagram, |LN| = 4cm, LNM = 90o and tan y = 2/3. What is the area of the ∆LMN?...