Home
Class 9
MATHS
The value of tan72^(@).tan18^(@) is...

The value of `tan72^(@).tan18^(@)` is

A

0

B

1

C

`18^(@)`

D

`72^(@)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • TRIGONOMETRY

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS AND ANSWERS (EXERCISE 6.1)|5 Videos

  • TRIGONOMETRY

    SURA PUBLICATION|Exercise ADDITIONAL QUESTIONS AND ANSWERS (EXERCISE 6.2)|2 Videos

  • TRIGONOMETRY

    SURA PUBLICATION|Exercise EXERCISE 6.4|16 Videos

  • STATISTICS

    SURA PUBLICATION|Exercise Section -C|2 Videos

Similar Questions

Explore conceptually related problems

The value of tan26^(@).tan64^(@) is……………..

The value of tan 1^(@)tan2^(@)tan^(@) . . .tan89^(@) =

The value of tan 20^(@) tan 40^(@) tan 80^(@) is equal to

The value of tan (1^@ ) + tan (89 ^@ ) is equal to

The value of (2tan30^(@))/(1-tan^(2)30^(@)) is equal to

The value of tan75^@ - cot 75^@ is ……………….. .

If x + y + z = xyz and x, y, z gt 0 , then find the value of tan^(-1) x + tan^(-1) y + tan^(-1) z