ASSESSMENT -XII (MATHS-A,B&C)

ASSESSMENT -XII (MATHS-A,B&C)

Assessment

Flashcard

Mathematics

12th Grade

Practice Problem

Hard

Created by

Wayground Content

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20 questions

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1.

FLASHCARD QUESTION

Front

Triangles T1: {3, 4, 5}, T2: {5, 12, 13}, T3: {6, 8, 10}, T4: {4, 7, 9}. Which triangles are similar?

Back

T1 and T3

2.

FLASHCARD QUESTION

Front

Identity relation in set A = {a, b, c} is:

Back

R = {(a, a), (b, b), (c, c)}

3.

FLASHCARD QUESTION

Front

Injective functions from set A (3 elements) to set B (4 elements)

Back

24

4.

FLASHCARD QUESTION

Front

Let A = {a, b}. Number of one-one functions from A to A?

Back

2

5.

FLASHCARD QUESTION

Front

Function f: N → N defined by f(x) = 2x + 3 is -----

Back

not onto

6.

FLASHCARD QUESTION

Front

3 sin⁻¹x + cos⁻¹x = π, x = ?

Back

x = \frac{1}{\sqrt{2}}

7.

FLASHCARD QUESTION

Front

Let R be the relation in natural numbers defined as R= {(x,y) ∈N×N: 3x+y= 11}. Find R–1.

Back

{(8, 1), (5, 2), (2, 3)}

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