10th Standard Syllabus & Materials
10th Standard
TN 10th English Prose - 4 - The Attic Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Supplementary - 3 - The Story of Mulan Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Poem - 3 - I am Every Woman Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Prose - 3 - Empowered Women Navigating The World Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Supplementary - 2 - Zigzag Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Poem - 2 - The Grumble Family Important Questions And Answers Study Material - QB365 Set A
Published on: 04/12/2020
10th Standard Mathematics Relations and Functions English Medium Free Online Test 1 Mark Questions 2020-2021
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.
If f is identify function, then the value of f(1) - 2f(2) + f(3) is:
-1
-3
1
0
2.
If f(x) = 2 - 3x, then f o f(1 - x) = ?
5x+9
9x-5
5-9x
5x-9
3.
If f(x) = ax - 2, g(x) = 2x - 1 and fog = gof, the value of a is ___________
3
-3
\(\frac { 1 }{ 3 } \)
13
4.
If f(x) = mx + n, when m and n are integers f(-2) = 7, and f(3) = 2 then m and n are equal to ___________
-1, -5
1, -9
-1, 5
1, 9
5.
If function f : N⟶N, f(x) = 2x then the function is, then the function is ___________
Not one - one and not onto
one-one and onto
Not one -one but not onto
one - one but not onto
6.
Let f(x) = x2 - x, then f(x- 1) - (x + 1) is ___________
4x
2-2x
2-4x
4x-2
7.
If f : R⟶R is defined by (x) = x2 + 2, then the preimage 27 are _________
0.5
5, -5
5, 0
\(\sqrt { 5 } ,-\sqrt { 5 } \)
8.
f(x) = (x + 1)3 - (x - 1)3 represents a function which is
linear
cubic
reciprocal
quadratic
9.
Let f(x) = \(\sqrt { 1+x^{ 2 } } \) then
f(xy) = f(x).f(y)
f(xy) ≥ f(x).f(y)
f(xy) ≤ f(x).f(y)
None of these
10.
If f: A ⟶ B is a bijective function and if n(B) = 7, then n(A) is equal to
7
49
1
14
11.
Let A = {1, 2, 3, 4} and B = {4, 8, 9, 10}. A function f: A ⟶ B given by f = {(1, 4), (2, 8), (3, 9), (4,10)} is a
Many-one function
Identity function
One-to-one function
Into function
12.
Let n(A) = m and n(B) = n then the total number of non-empty relations that can be defined from A to B is
mn
nm
2mn-1
2mn
13.
14.
15.
If n(A x B) = 6 and A = {1,3} then n(B) is
1
2
3
6
1.
(d)
0
2.
(c)
5-9x
3.
(a)
3
4.
(c)
-1, 5
5.
(d)
one - one but not onto
6.
(c)
2-4x
7.
(b)
5, -5
8.
(d)
quadratic
9.
(c)
f(xy) ≤ f(x).f(y)
10.
(a)
7
11.
(c)
One-to-one function
12.
(c)
2mn-1
13.
(c)
14.
(a)
15.
(c)
3
10th Standard Syllabus & Materials
10th Standard
TN 10th English Prose - 2 - The Night the Ghost Got in Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Supplementary - 1 - The Tempest Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
TN 10th English Poem - 1 - Life Important Questions And Answers Study Material - QB365 Set A
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TN 10th English Prose - 1 - His First Flight Important Questions And Answers Study Material - QB365 Set A
Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards
