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Published on: 26/08/2019
Algebra
Download Tamil Nadu 10th Standard Maths question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Maths Test1.
Find the matrix X if 2X + \(\left( \begin{matrix} 1 & 3 \\ 5 & 7 \end{matrix} \right) =\left( \begin{matrix} 5 & 7 \\ 9 & 5 \end{matrix} \right) \)
\(\left(\begin{array}{cc} -2 & -2 \\ 2 & -1 \end{array}\right)\)
\(\left(\begin{array}{cc} 2 & 2 \\ 2 & -1 \end{array}\right)\)
\(\left(\begin{array}{ll} 1 & 2 \\ 2 & 2 \end{array}\right)\)
\(\left(\begin{array}{ll} 2 & 1 \\ 2 & 2 \end{array}\right)\)
2.
3.
If number of columns and rows are not equal in a matrix then it is said to be a
diagonal matrix
rectangular matrix
square matrix
identity matrix
4.
Graph of a linear equation is a ____________
straight line
circle
parabola
hyperbola
5.
The values of a and b if 4x4 - 24x3 + 76x2 + ax + b is a perfect square are
100, 120
10, 12
-120, 100
12, 10
6.
The solution of (2x - 1)2 = 9 is equal to
-1
2
-1, 2
None of these
7.
The square root of \(\frac { 256{ x }^{ 8 }{ y }^{ 4 }{ z }^{ 10 } }{ 25{ x }^{ 6 }{ y }^{ 6 }{ z }^{ 6 } } \) is equal to
\(\frac { 16 }{ 5 } \left| \frac { { x }^{ 2 }{ z }^{ 4 } }{ { y }^{ 2 } } \right| \)
\(16\left| \frac { { y }^{ 2 } }{ { x }^{ 2 }{ z }^{ 4 } } \right| \)
\(\frac { 16 }{ 5 } \left| \frac { y }{ x{ z }^{ 2 } } \right| \)
\(\frac { 16 }{ 5 } \left| \frac { x{ z }^{ 2 } }{ y } \right| \)
8.
9.
The solution of the system x + y − 3z = −6, −7y + 7z = 7, 3z = 9 is
x = 1, y = 2, z = 3
x = −1, y = 2, z = 3
x = −1, y = −2, z = 3
x = 1, y = -2, z = 3
10.
A system of three linear equations in three variables is inconsistent if their planes
intersect only at a point
intersect in a line
coincides with each other
do not intersect
1.
(b)
\(\left(\begin{array}{cc} 2 & 2 \\ 2 & -1 \end{array}\right)\)
2.
(d)
3.
(b)
rectangular matrix
4.
(a)
straight line
5.
(c)
-120, 100
6.
(c)
-1, 2
7.
(d)
\(\frac { 16 }{ 5 } \left| \frac { x{ z }^{ 2 } }{ y } \right| \)
8.
(a)
9.
(a)
x = 1, y = 2, z = 3
10.
(d)
do not intersect
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Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards
