This page requires a JavaScript-enabled browser
Instructions on how to enable your browser are contained in the help file.
Math 9 Chapter 5 Factorization-8
1.
If a+b+c =0 then a
3
+b
3
+c
3
=_____________.
a) 3a
3
b
3
c
3
b) 3abc
c) -3abc
d) 2abc
2.
(x+2y+z) (x
2
+4y
2
+z
2
-2xy-2yz-xz) = _____________.
a) x
3
+8y
3
+z
3
+12xyz
b) x
3
+8y
3
+z
3
+6xyz
c) x
3
+8y
3
-z
3
-6xyz
d) x
5
+8y
5
+z
5
+6xyz
e) x
3M
-8y
3
+z
3
+6xyz
3.
HCF of 16a
2
b
3
and 48a
3
b
4
is _______________.
a) 48ab
b) 16a
2
b
3
c) 16a
2
b
2
d) 8ab
4.
HCF of l
2
-m
2
and l
4
-m
4
is _______________.
a) l2+m
2
b) l+m
c) l-m
d) None of these
5.
LCM of z
2
x
5
and 4x
4
z
5
is _____________.
a) x
5
z
5
b) x
4
z
4
c) 4xz
d) 4x
5
z
5
e) 4x
4
z
4
6.
LCM of (x
3
-8) and (x
2
+2x+4) is ______________.
a) x
2
-2x+4
b) x
2
+2x+4
c) x
3
+8
d) x
3
-8
7.
LCM of (a+4) and a
3
+64 is _____________.
a) a
3
+64
b) a+4
c) a-4
d) a
2
-4a+16
8.
A and B are two polynomials, A = x
2
-1, H=x-1, L=x
2
-1 then B= __________.
a) x+1
b) x
2
-1
c) x-1
d) x
2
+1
9.
Simplified form of a
2
+b
2
-2ab/a
2
-b
2
is
a) a
2
-b
2
b) a
2
+b
2
c) (a-b)/a+b
d) a+b/a-b
10.
For what value of q, x
2
+16x+q is a complete square = _______________.
a) 64
b) -8
c) -64
d) 8
This is more feedback!
This is the feedback!
