Home
Class 10
MATHS
Show that : cos 38 ^@ cos 52 ^@ ...

Show that :
` cos 38 ^@ cos 52 ^@ - sin 38^@ sin 52 ^@ = 0 `

Promotional Banner

Topper's Solved these Questions

  • AN INTRODUCTION TO TRIGONOMETRY

    ZEN PUBLICATION|Exercise Exercise 11.4|18 Videos

  • AN INTRODUCTION TO TRIGONOMETRY

    ZEN PUBLICATION|Exercise ZEN ADDITIONAL QUESTIONS (MULTIPLE - CHOICE QUESTIONS)|13 Videos

  • AN INTRODUCTION TO TRIGONOMETRY

    ZEN PUBLICATION|Exercise Exercise 11.2|15 Videos

  • AREA RELATED TO CIRCLES

    ZEN PUBLICATION|Exercise ADDITIONAL QUESTIONS (HIGHER ORDER THINKING SKILLS)|7 Videos

Similar Questions

Explore conceptually related problems

Show that cos 36^(@) cos 54 ^(@) -sin 36^(@) sin 54^(@) =0

sin 25^@ cos 65 ^@ + cos 25 ^ @ sin 65 ^@ = ?

sin 60 ^@ cos 30 ^@ + sin 30^ @ cos 60^@ = ?

Show that (tan A .sin A) + cos A = sec A .

Find the value of cos60^(@) cos 30^(@)-sin 60^(@) sin 30^(@)

(cos 9x - cos 5x )/( sin 17 x- sin 3x )=- (sin 2x)/( cos 10x )

The value of cos48^(@)cos42^(2)-sin48^(@)sin42^(@) is:

Find the value of sin 38^(@)-cos 52^(@) .

Prove that: (sin A + cos A)/(sin A - cos A) + (sin A - cos A)/(sin A + cos A) = (2)/(sin^(2)A-cos^(2)A)=(2)/(2sin^(2)A-1)=(2)/(1-2 cos^(2)A) .