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Chapter 3: Algebra
- Online Test
Chapter 3: Algebra
TEST : 2
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q1.
If the roots of the equation
q
2
x
2
+
p
2
x
+
r
2
= 0 are the squares of the roots of the
e
quation
qx
2
+
px
+
r
= 0 , then
q
,
p
,
r
are in _____
A.
A.P
B.
G.P
C.
Both A.P and G.P
D.
none of these
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q2.
Graph of a linear polynomial is a
A.
straight line
B.
circle
C.
parabola
D.
hyperbola
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Answer :
Option A
Explaination / Solution:
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q3.
The number of points of intersection of the quadratic polynomial
x
2
+ 4
x
+ 4 with the
X
axis is
A.
0
B.
1
C.
0 or 1
D.
2
View Solution
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Answer :
Option B
Explaination / Solution:
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q4.
For the given matrix A =
the order of the matrix A
T
is
A.
2 × 3
B.
3 × 2
C.
3 × 4
D.
4 × 3
View Solution
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Answer :
Option D
Explaination / Solution:
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q5.
If
A
is a 2 ×3 matrix and
B
is a 3 ×4 matrix, how many columns does
AB
have
A.
3
B.
4
C.
2
D.
5
View Solution
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Answer :
Option B
Explaination / Solution:
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q6.
If number of columns and rows are not equal in a matrix then it is said to be a
A.
diagonal matrix
B.
rectangular matrix
C.
square matrix
D.
identity matrix
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Answer :
Option B
Explaination / Solution:
No Explaination.
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q7.
Transpose of a column matrix is
A.
unit matrix
B.
diagonal matrix
C.
column matrix
D.
row matrix
View Solution
Add Work Space
Answer :
Option D
Explaination / Solution:
No Explaination.
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q8.
Find the matrix X if 2X +
A.
B.
C.
D.
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q9.
Which of the following can be calculated from the given matrices
, (i) A
2
(ii) B
2
(iii) AB (iv) BA
A.
(i) and (ii) only
B.
(ii) and (iii) only
C.
(ii) and (iv) only
D.
all of these
View Solution
Add Work Space
Answer :
Option B
Explaination / Solution:
# Chapter 3: Algebra
# TN 10th Maths
Prepare / Learn
Q10.
If
. Which of the following statements are correct?
A.
(i) and (ii) only
B.
(ii) and (iii) only
C.
(iii) and (iv) only
D.
all of these
View Solution
Add Work Space
Answer :
Option A
Explaination / Solution:
No Explaination.
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