The table shows the operation * on the set {x, y, z, w}.<...
The table shows the operation * on the set {x, y, z, w}.
* | X | Y | Z | W |
X | Y | Z | X | W |
Y | Z | W | Y | X |
Z | X | Y | Z | W |
W | W | X | W | Z |
Find the identity of the element.
W
Y
Z
X
Correct answer is C
From the table, x * z = x, y * z = y, z * z = z and w * z = w
∴ z is the identity element
Find the coefficient of the \(6^{th}term\) in the binomial expansion of \((1 - \frac{2x}{3})10\...
Given that P = (-4, -5) and Q = (2,3), express →PQ in the form (k,θ). where k is the magn...
Consider the following statements: X: Benita is polite y: Benita is neat z: Benita is intel...
A rectangle has a perimeter of 24m. If its area is to be maximum, find its dimension. ...
Solve \(3^{2x} - 3^{x+2} = 3^{x+1} - 27\)...
Marks 5 - 7 8 - 10 11 - 13 14 - 16 17 - 19 20 - 22 Frequency 4 7 26 41 1...
The angle of a sector of a circle is 0.9 radians. If the radius of the circle is 4cm, find the ...