Home
Class 10
MATHS
( sin ^ 2 63 ^@ + sin ^ 2 27 ^@ ) /( ...

` ( sin ^ 2 63 ^@ + sin ^ 2 27 ^@ ) /( cos ^ 2 17 ^@ + cos ^ 2 73 ^@ ) = ?`

Promotional Banner

Topper's Solved these Questions

  • INTRODUCTION TO TRIGONOMETRY

    SUBHASH PUBLICATION|Exercise EXERCISE 11.4 (MULTIPLE CHOICE QUESTIONS)|4 Videos

  • INTRODUCTION TO TRIGONOMETRY

    SUBHASH PUBLICATION|Exercise EXERCISE 11.4 (PROVE THE FOLLOWING)|10 Videos

  • INTRODUCTION TO TRIGONOMETRY

    SUBHASH PUBLICATION|Exercise EXERCISE 11.3|11 Videos

  • COORDINATE GEOMETRY

    SUBHASH PUBLICATION|Exercise Exercise 7.4|12 Videos

  • MATHEMATICAL MODELLING

    SUBHASH PUBLICATION|Exercise EXERCISE A2.2|3 Videos

Similar Questions

Explore conceptually related problems

2 tan ^ 2 45 ^@ + cos ^ 2 30 ^@ - sin ^ 2 60 ^@ = ?

Evaluate the following and justify your answer. (i) (sin ^(2) 15^(@) +sin ^(2) 75^(@) )/( cos ^(2) 36^(@) +cos ^(2) 54^(@))

( cos A ) /( 1 + sin A ) + ( 1 + sin A ) /( cos A ) = 2 sec A

Find x:sin 2x = sin 60^(@) cos 30^(@) - cos 60^(@) sin 30^(@) .

sin (n +1) x sin (n +2) x + cos (n +1) x cos (n +2) x = cos x

( sin theta - 2 sin ^ 3 theta ) / (2 cos ^ 3 theta - cos theta ) = tan theta

If sin A + sin^(2)A + sin^(3)A =1 , then , prove that cos^(6) A - 4 cos^(4) A + 8 cos^(2) A =4 .

Solve |cos x - 2 sin 2x - cos 3 x|=1-2 sin x - cos 2x .

Consider the equation 5 sin^2 x + 3 sin x cos x - 3 cos^2 x =2 .......... (i) sin^2 x - cos 2 x =2-sin 2 x ........... (ii) If alpha is a root (i) and beta is a root of (ii), then tan alpha + tan beta can be equal to

Consider the equation 5 sin^2 x + 3 sin x cos x - 3 cos^2 x =2 .......... (i) sin^2 x - cos 2 x =2-sin 2 x ........... (ii) The number of solutions common to (i) and (ii) is 0 1 finite infinite