JEE Mathematics Trigonometric Equations MCQs

Question:

• a) 60º, 180º, 300º
• b) 60º, 180º
• c) 180º
• d) 180º, 300º

Answer: 60º, 180º, 300º

Question:

• a)

  

• b)

  

• c)

  

• d) none of these

Answer:

Question:

• a) 5
• b) 3
• c) 4
• d) 6

Answer: 5

Question:

• a) 2
• b) 4
• c) 1
• d) 0

Answer: 2

Question:

• a)

  

• b)

  

• c)

  

• d) none of these

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: The general solution of the equation

sin⁴x + cos⁴x = sinx cos x is –

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: The number of solutions of the equation

• a) 2
• b) 0
• c) 1
• d) 3

Answer: 2

Question: Let n be positive integer such that

• a) 4 < n < 8
• b)

  

• c)

  

• d)

  

Answer: 4 < n < 8

Question:

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

More Questions..............................

Question:

• a)

  

• b)

  

• c)

  

• d) none of these

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d) none of these

Answer:

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• a)

  

• b)

  

• c)

  

• d) none of these

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d) none of these

Answer:

Question: General solution of equation

• a)

  

• b)

  

• c)

  

• d) none of these

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d) none of these

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d) none of these

Answer:

Question:

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question:

(1) a + b = 8      (2) a + b = 1
(3) 2a + 3b = 3  (4) 2a + b = 8

• a) 2 and 4 are correct
• b) 1, 2 and 3 are correct
• c) 1 and 2 are correct
• d) 1 and 3 are correct

Answer: 2 and 4 are correct

Question:

• a) 1, 2 and 3 are correct
• b) 2 and 4 are correct
• c) 1 and 2 are correct
• d) 1 and 3 are correct

Answer: 1, 2 and 3 are correct

Question:

• a) 1, 2 and 3 are correct
• b) 2 and 4 are correct
• c) 1 and 2 are correct
• d) 1 and 3 are correct

Answer: 1, 2 and 3 are correct

Question: Since trigonometrical functions are periodic functions, therefore, solutions of trigonometrical equations can be generalised with the help of periodicity of trigonometrical functions. The solution consisting of all possible solutions of a trigonometrical equation is called its general solution.

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Since trigonometrical functions are periodic functions, therefore, solutions of trigonometrical equations can be generalised with the help of periodicity of trigonometrical functions. The solution consisting of all possible solutions of a trigonometrical equation is called its general solution.

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Since trigonometrical functions are periodic functions, therefore, solutions of trigonometrical equations can be generalised with the help of periodicity of trigonometrical functions. The solution consisting of all possible solutions of a trigonometrical equation is called its general solution.

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question:

• a) Statement -1 is True, Statement-2 is False
• b) Statement -1 is False, Statement-2 is True
• c) Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.
• d) Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1.

Answer: Statement -1 is True, Statement-2 is False

Question:

• a) Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.
• b) Statement -1 is False, Statement-2 is True.
• c) Statement -1 is True, Statement-2 is False.
• d) Statement-1 is True, Statement-2 is True; Statement-2 is correct explanation for Statement-1.

Answer: Statement-1 is True, Statement-2 is True; Statement-2 is NOT a correct explanation for Statement-1.