Factorisation of x3y2 + x2y3 is
x2 (x + y)
x2y2 (x + y)
xy (x + y)
xy (x2 + y2)
The polynomial a2 - b + ab - a on factorisation reduces to
(a + b) (a2 + b2)
(a + b) (a + 1)
(a - b) (a + b)
(a + b) (a - 1)
Which is the correct factorisation of x2 - 10x - 24?
(x + 2) (x - 12)
(x - 2) (x + 12)
(x + 4) (x - 6)
(x - 4) (x - 6)
A rectangular parking lot has an area of 5x2 + 17x + 6 square units. One of its sides is
5x + 6
x + 2
5x + 2
5x + 1
Factorisation of the polynomial (x - y)2 a2 + 2 (x - y) (x + y)ab + (x+ y)2 b2 gives
(ax - by) (ax + by)
(ax + by) (bx + ay)
(ax - ay + bx + by)2
(ax + ay + bx + by)2
Factorisation of the polynomial 2a2 + 7ab - 15b2 is
(2a + 3b) (a + 5b)
(2a - 3b) (a + 5b)
(2a + 3b) (a - 5b)
(2a - 3b) (a - 5b)
The complete factorisation of -12b5 - b3 + b is
-b (12b4 + b2 - 1)
b (2b - 1) (2b + 1) (1 + 3b2)
-b (4b2 - 1) (3b2 + 1)
b (1 - 2b) (1 + 2b) (1 + 3b2)
For what value of C are the factors of (x2 - Cx + 81/16) the same?
7/2
9/2
9/4
-9/4
a2b2 - 0.3 x2
a5b12 - 0.3 x18
a5b2 + 0.3 x18
a5b12 - 0.09 x18
a
3 a
4 a
5 a
