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Math 9 Chapter 4
Algebraic Expressions and Algebraic Formulas-8
1.
The degree of 6x
3
+ y
3
+ 3x
7
y + xy
2
is 7.
a) False
b) True
2.
x
2
y is a polynomial in two variables.
a) False
b) True
3.
Division is the reverse process of multiplication.
a) False
b) True
4.
The sign of the terms is not changed when subtracted.
a) False
b) True
5.
(x-3) is a factor of polynomial (x
2
-5x+6).
a) True
b) False
6.
If x
3
+x
2
-2 is divided by �x-1� then remainder is 1.
a) False
b) True
7.
(a+b)
2
= (a-b)
2
+ 4ab
a) False
b) True
8.
The product of 6x
3
and -5x
4
is -30x
7
a) True
b) False
9.
If P=3x
2
-2x and Q=4x
2
-3 then P-Q= x
2
+2x-3.
a) True
b) False
10.
An expression consisting of two or more than two terms is called a __________ expression.
a) Binomial
b) Compound
c) Trinomial
d) Monomial
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