2. If (2x - 3) x(ax - 2) = 6x-2x +18, then a - b equals
(a) 6
(b) o
(c)
1
(d)
4
3.
If 2x - 3
then the value of x is
S
x+5 9
(a) 4
(b) 2
(c) +2
(d) 16
4.
(x+1) is a factor of which of the following polynomials?
(a) x - 3x² – 2x+4
(b) - 2x2 + 3x + 4
(c) x² – 2x² – 3x + 4
(d) x + 2x² – 3x - 4
5.
If x=1-3+8, y =|-(-3)–(+8)), z =|-(-8)+3|, then which of the following is true?
(a)
(b)
(c)
x=y=Z
z>x=y
y>z>x
X=z>y
(d)
6.
Which of the following statements describes the equation x+8 = 3 correctly?
(a) x is 8 more than 3
(b) x is 3 less than 8
(c) x is 3 more than 8
(d) x is 8 less than 3