A.3 (x2 + 6x +3)
B.3(x+3)(x+6)
C.3(x+3)2
D.3x (x+6+9)
E.3×2 + x (18+27)
Show AnswerAnswer=Option C
Equations and Inequalities
If x > 1 and a / b = 1 – 1 / x then b/a =______?
A.x
B.x – 1
C.x ?1/x
D.x/(x-1)
E.x/x-1
Show AnswerAnswer=Option D
If x = 2 and y = 3 then (1 / x + 1 / y) / (xy) =______?
A.1?9
B.5?36
C.36?5
D.9
E.none
Show AnswerAnswer=Option B
If r ? -s and a = (r-s) / (r+s) +1 then a + 1=______?
A.2r / (r+s) + 1
B.(r-s+1) / (r +s)
C.(2r-2s) / (r+s)
D.2s / (r+s)
E.(1-r+s)/(r+s)
Show AnswerAnswer=Option A
If m > 1 and mn + 3 = 3-n then n =______?
A.?6/(m+1)
B.6/(1-m)
C.6/(m-1)
D.6/(m+1)
E.0
Show AnswerAnswer=Option E
If 6x = 2y = 3z then 9x + 5y =_______?
A.10 z
B.12 z
C.15 z
D.18 z
E.24 z
Show AnswerAnswer=Option B
If a<b<c</b<c______?
A.a/c
B.a/b
C.b/a
D.c/b
E.c/a
Show AnswerAnswer=Option E
If x is an even integer and 4x 24 then x can be equal to______?
A.15
B.8
C.16
D.7
E.14
Show AnswerAnswer=Option E
The binomial x2-30 is exactly divisible by_______?
A.x+5
B.x-3
C.x-5
D.x+1
Show AnswerAnswer=Option A
If 1 = m + mt2 then t =______?
A.(m-1)/t
B.(1-m)/mt
C.(1+m)/n
D.(m-1)/mt
E.?(1-m)/m
Show AnswerAnswer=Option E