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Worksheetsclass - 10
Total questions: 15
Worksheet time: 11mins
Name
Class
Date
1.
Sum of the zeros of the polynomial x2+7x+10 are
a)
7
b)
-7
c)
10
d)
-10
2.
A polynomial of degree three is called
a)
Linear Polynomial
b)
Quadratic Polynomial
c)
Cubic Polynomial
d)
None of these
3.
The graph of the linear polynomial will meet x axis at
a)
1 point
b)
2 points
c)
3 points
d)
No Points
4.
The zero of the polynomial p(x)=2x-1 is
a)
2
b)
1
c)
1/2
d)
-1/2
5.
If one zero of the quadratic polynomial x² + 3x + k is 2, then the value of k is
a)
10
b)
-10
c)
5
d)
-5
6.
A quadratic polynomial whose zeros are -3 and 4 are
a)
x2-x+12
b)
x2 +x+12
c)
x2/2-x/2-6
d)
2x2+2x-24
7.
√5 - 3 -2 is ______
a)
a rational number
b)
a natural number
c)
equal to zero
d)
an irrational number
8.
Euclid's division Lemma states that for any two positive integers 'a' and 'b', there exist unique integers 'q' and 'r' such that a = bq +rm where 'r' must satisfy____
a)
1 < r < b
b)
0 < r < b
c)
0≤ r < b
d)
0 < r ≤ b
9.
HCF of 48 and 120 is ______
a)
8
b)
12
c)
24
d)
18
10.
The 3 in 3xy is called the _______
a)
constant
b)
index
c)
expression
d)
coefficient
11.
Use a number tree to find the prime factorization of 48
a)
4x2x6
b)
4x2x2x3
c)
3x2x2x2x2
d)
12x4
12.
The following prime factorization represents which number: 22 x 3 x 7
a)
14
b)
84
c)
42
d)
70
13.
A prime number...
a)
has one factor.
b)
has more than 2 factors.
c)
has 100 factors.
d)
has exactly 2 factors: 1 and the itself.
14.
If the expanded form is 2⋅2⋅2⋅3⋅3⋅5⋅7 what would the exponential form be?
a)
2⋅3⋅5⋅7
b)
2³⋅3²⋅5⋅7
c)
2²⋅3²⋅5⋅7
d)
8⋅9⋅35
15.
Find the LCM of 12 and 16...
a)
48
b)
36
c)
64
d)
96
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