A.5
B.?5
C.4
D.3
E.none
Show AnswerAnswer=Option A
Basic Algebra
(x+y)2 + (y+z)2 =
A.x2+y2+z2+2xy+4yz
B.x2+y2+z2+4xy+2yz
C.x2+2y2+z2+2y(x+z)
D.x2+2y2+z2+2x(y+z)
E.none
Show AnswerAnswer=Option C
(9/a)+(21/a)x(36/a)=? If a = 3
A.80
B.120
C.100
D.87
Show AnswerAnswer=Option D
(12a2 – 144a) / (a-12) = ?
A.12a
B.12a2
C.11a
D.144axa
Show AnswerAnswer=Option A
If x = 5 y=4 z=3 then which of the following is true? (I) x+y+z = 11 (II) x+y-z = -6 (III) x+Y+z = 12 (IV) -x+y-z = -4
A.I and II
B.III and IV
C.all
D.none
Show AnswerAnswer=Option B
(a+b)2 + (a-b)2 =
A.2(a2+b2)
B.2(a2+2b2)
C.4ab
D.4(a+b)
E.2(a2+b2)
Show AnswerAnswer=Option A
(x2yz + xy2z + xyz2) / xyz
A.xy+xy+yz
B.xy+yz+zx
C.x+y+z
D.x2+y2+z2
E.(x+y+z)/xyz
Show AnswerAnswer=Option C
If a x 51 x 48 x 54 = 16 x 17 x 18 then a =
A.1 ? 27
B.1 ? 250
C.25
D.27
E.500
Show AnswerAnswer=Option A
If b = -3 and a = 2 then a2 + b2 + 2ab = ?
A.?17
B.?16
C.?7
D.16
E.17
Show AnswerAnswer=Option A
If 9/a = 7/a2 then a = ?
A.7 ? 9
B.9 ? 7
C.7
D.9
E.63
Show AnswerAnswer=Option A