Home
Class 11
MATHS
tan 6 ^(@) tan 42 ^(@) tan 66 ^(@) tan 7...

`tan 6 ^(@) tan 42 ^(@) tan 66 ^(@) tan 78^(@) =1`

Promotional Banner

Topper's Solved these Questions

  • MODEL TEST PAPER-6

    ICSE|Exercise SECTION-B |10 Videos
  • MODEL TEST PAPER-6

    ICSE|Exercise SECTION - C|10 Videos
  • MODEL TEST PAPER-2

    ICSE|Exercise Section-C|10 Videos
  • MODEL TEST PAPER-7

    ICSE|Exercise SECTION - C|10 Videos

Similar Questions

Explore conceptually related problems

Show that tan48^(@) tan 23^(@) tan 42^(@) tan 67^(@) =1 .

Show that : (i) tan 10^(@) tan 15^(@) tan 75^(@) tan 80^(@) = 1 (ii) sin 42^(@) sec 48^(@) + cos 42^(@) "cosec 48"^(@) = 2

If tan 69^(@) + tan 66^(@) - tan 69^(@)tan 66^(@) = 2k then k = (a) -(1)/(2) (b) (1)/(2) (c) -1 (d)None of these

tan 75 ^(@) - tan 30^(@)- tan 75^(@) tan 30^(@) =1.

Show that: tan 10^(@)tan 15^(@) tan 75^(@)tan 80^(@)=1

Prove that: tan10^(@) tan20^(@)tan70^(@)tan80^(@)=1

Shown that : tan48^(@)tan23^(@)tan42^(@)tan67^(@)=1

(tan8 0^(@)-tan1 0^(@))/tan70^(@)

Simplify be reducing to a single term : (tan 69^(@) + tan 66^(@))/(1 - tan 69^(@) tan 66 ^(@))

Prove that tan 12^@ tan 24^@ tan 48^@ tan 84^@ = 1 .