Home
Class 12
MATHS
Which of the following is/are the value ...

Which of the following is/are the value of `"cos"[1/2cos^(-1)(cos(-(14pi)/5)]?` `cos(-(7pi)/5)` (b) `sin(pi/(10))` `cos((2pi)/5)` (d) `-cos((3pi)/5)`

Promotional Banner

Topper's Solved these Questions

  • INTEGRALS

    RESONANCE DPP ENGLISH|Exercise All Questions|22 Videos

  • JEE MAINS

    RESONANCE DPP ENGLISH|Exercise All Questions|3433 Videos

Similar Questions

Explore conceptually related problems

Which of the following is/are the value of cos [(1)/(2) cos^(-1) (cos (-(14pi)/(5)))] ?

The value of cos[1/2cos^(-1)(cos(-(14pi)/5))]\ is/are a. cos(-(7pi)/5) b. sin(pi/(10)) c. cos((2pi)/5)\ d. -cos((3pi)/5)

The value of cos^(-1)(cos'(14pi)/(3)) is "…….."

The value of cos^(-1)(cos (14pi)/(3)) is

Find the value of 2cos^3(pi/7)-cos^2(pi/7)-cos(pi/7)

Find the value of cos(2pi)/7+cos(4pi)/7+cos(6pi)/7

[[cos(pi)/(5)-i sin(pi)/(5)]]^(-5)

Write the principal value of cos^(-1)(cos(2pi)/3)+sin^(-1)(sin(2pi)/3)

The value of sin^(-1)(cos((33pi)/5)) is (a) (3pi)/5 (b) -pi/(10) (c) pi/(10) (d) (7pi)/5

The value of sin^(-1)(cos(33pi)/5) is (a) (3pi)/5 (b) -pi/(10) (c) pi/(10) (d) (7pi)/5