CBSE Class 12 Mathematics Inverse Trigonometric Functions Worksheet Set A

Read and download free pdf of CBSE Class 12 Mathematics Inverse Trigonometric Functions Worksheet Set A. Students and teachers of Class 12 Mathematics can get free printable Worksheets for Class 12 Mathematics Inverse Trigonometric Functions in PDF format prepared as per the latest syllabus and examination pattern in your schools. Class 12 students should practice questions and answers given here for Mathematics in Class 12 which will help them to improve your knowledge of all important chapters and its topics. Students should also download free pdf of Class 12 Mathematics Worksheets prepared by school teachers as per the latest NCERT, CBSE, KVS books and syllabus issued this academic year and solve important problems with solutions on daily basis to get more score in school exams and tests

Worksheet for Class 12 Mathematics Inverse Trigonometric Functions

Class 12 Mathematics students should refer to the following printable worksheet in Pdf for Inverse Trigonometric Functions in Class 12. This test paper with questions and answers for Class 12 will be very useful for exams and help you to score good marks

Class 12 Mathematics Worksheet for Inverse Trigonometric Functions

CBSE Class 12 Mathematics Inverse Trigonometric Functions (1). Students can download these worksheets and practice them. This will help them to get better marks in examinations. Also refer to other worksheets for the same chapter and other subjects too. Use them for better understanding of the subjects.

 

MULTIPLE CHOICE QUESTIONS

Question. tan-1 √3 – sec-1 (-2) is equal to
(a) π
(b) –π/3
(c) π/3
(d) 2π/3
Answer : B

Question. Principal value of tan-1 (-1) is
(a) π/4
(b) −π/2
(c) 5π/4
(d) −π/4
Answer : D

Question. The principle value of sin-1(sin2π/3) is
(a) 2π/3
(b) π/3
(c) −π/6
(d) π/6
Answer : B

Question. Simplified form of cos-1 (4x3 – 3x)
(a) 3 sin-1x
(b) 3 cos-1x
(c) π – 3 sin-1x
(d) None of these
Answer : B

Question. cos-1(cos 7π/6) is equal to
(a) 7π/6
(b) 5π/6
(c) π/3
(d) π/6
Answer : B

Question. The value of cos-1(1/2) + 2sin-1(1/2) is equal to
(a) π/4
(b) π/6
(c) 2π/3
(d) 5π/6
Answer : B

Question. sin-1 x = y Then
(a) 0 ≤ y ≤ π
(b) –π/2 ≤ y ≤ π/2
(c) 0 < y < π
(d) –π/2 < y < –π/2
Answer : B

Question. Principal value of sin-1(1/√2)
(a) π/4
(b) 3π/4
(c) 5π/4
(d) None of these
Answer : A

Question. The principal value of cosec-1 (-2) is
(a) –2π/3
(b) π/6
(c) 2π/3
(d) –π/6
Answer : D

Question. The value of expression 2 sec-1 (2) + sin-1 (1/2) is
(a) π/6
(b) 5π/6
(c) 7π/6
(d) 1
Answer : B

Question. The principle value of sin-1 (√3/2) is
(a) 2π/3
(b) π/6
(c) π/4
(d) π/3
Answer : D

Question. sin[π/3 – sin-1(-1/2)] is equal to
(a) 1//2
(b) 1/3
(c) 1/4
(d) 1
Answer : D

CASE STUDY QUESTIONS

Case Study 1

A group of students of class XII visited India Gate on an education trip. The teacher and students had interest in history as well. The teacher narrated that India Gate, official name Delhi Memorial, originally called All-India War Memorial, monumental sandstone arch in New Delhi, dedicated to the troops of British India who died in wars fought between 1914 and 1919. The teacher also said that India Gate, which is located at the eastern end of the Raj path (formerly called the Kingsway), is about 138 feet (42 metrs) in height.

""CBSE-Class-12-Mathematics-Inverse-Trigonometric-Functions-Worksheet-Set-A

Question. What is the angle of elevation if they are standing at a distance of 42m away from the monument?
a) tan−1 1
b) sin−1 1
c) cos−1 1
d) sec−1 1
Answer : A

Question. They want to see the tower at an angle of sec−1 1/2. So, they want to know the distance where they should stand and hence find the distance.
a) 42 m
b) 20.12 m
c) 25.24 m
d) 24.64 m
Answer : C

Question. If the altitude of the Sun is at cos−1 1/2, then the height of the vertical tower that will cast a shadow of length 20 m is
a) 20√3 m
b) 20/ √3 m
c) 15/ √3 m
d) 15√3 m
Answer : A

Question. The ratio of the length of a rod and its shadow is 1:2. The angle of elevation of the Sun is
a) sin−1 1/2
b) cos−1 1/2
c) tan−1 1/2
d) cot−1 1/2
Answer : A

Question. Domain of sin−1 𝑥 is……..
a) (-1, 1)
b) {-1,1}
c) [ -1,1]
d) none of these
Answer : C

Case Study 2

A Satellite flying at height h is watching the top of the two tallest mountains in Uttarakhand and Karnataka, them being Nanda Devi (height 7,816m) and Mullayanagiri (height 1,930 m). The angles of depression from the satellite, to the top of Nanda Devi and Mullayanagiri are cot−1 √3 andtan−1 √3 respectively. If the distance between the peaks of the two mountains is 1937 km, and the satellite is vertically above the midpoint of the distance between the two mountains.

""CBSE-Class-12-Mathematics-Inverse-Trigonometric-Functions-Worksheet-Set-A-1

Question. The distance of the satellite from the top of Nanda Devi is
a) 1139.4 km
b) 577.52 km
c) 1937 km
d) 1025.36 km
Answer : A

Question. The distance of the satellite from the top of Mullayanagiri is
a) 1139.4 km
b) 577.52 km
c) 1937 km
d) 1025.36 km
Answer : C

Question. The distance of the satellite from the ground is
a) 1139.4 km
b) 577.52 km
c) 1937 km
d) 1025.36 km
Answer : A

Question. What is the angle of elevation if a man is standing at a distance of 7816m from Nanda Devi?
a) sec−1 2
b) cot−1 1
c) sin−1 √3
d) cos−1 1/2
Answer : A

Class_12_Mathematics_Worksheet_42

Please click the link below to download CBSE Class 12 Mathematics Inverse Trigonometric Functions (1).

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CBSE Class 12 Mathematics Inverse Trigonometric Functions Worksheet

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Worksheet for Mathematics CBSE Class 12 Inverse Trigonometric Functions

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Inverse Trigonometric Functions worksheet Mathematics CBSE Class 12

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Inverse Trigonometric Functions CBSE Class 12 Mathematics Worksheet

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Worksheet for CBSE Mathematics Class 12 Inverse Trigonometric Functions

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