Class XI Maths Sets, Relations and Functions 7

Attempt now to get your rank among 642 students!

Question 1

f(x) =(e^x + e^-x)/(e^x - e^-x) is

• AOdd
• BEven
• CNeither odd or even
• DPeriodic

Question 2

Period of sin x/3 + cos x/2 is

• A4
• B24
• C12
• D6

Question 3

Period of {x} + sin x is

• A1
• B2
• CNon periodic
• D2

Question 4

Period of sin 2x/5 - cos 3x/7 is

• A35
• B28
• C135
• D70

Question 5

Period of sin x + is

• A
• B2
• C4
• D/2

Question 6

The period of f(x) = sin 3x/2 - cos x/3 - tan 3x/2 is

• A6
• B3
• C12
• D24

Question 7

The period of f(x) = [sin 3x]+|cos 6x| is

• Aπ
• B2π/3
• C2π
• Dπ/2

Question 8

Period of f(x) = cos x cos 3x is

• A
• B2
• C3
• D4

• 642 attempts
• 11 upvotes
• 31 comments