![If a = [(Cos Alpha, Sin Alpha), (-sin Alpha, Cos Alpha)] Then Verify That A'A = I - Mathematics | Shaalaa.com If a = [(Cos Alpha, Sin Alpha), (-sin Alpha, Cos Alpha)] Then Verify That A'A = I - Mathematics | Shaalaa.com](https://www.shaalaa.com/images/_4:c824d6fd2090415e8026edbb0c866a20.png)
If a = [(Cos Alpha, Sin Alpha), (-sin Alpha, Cos Alpha)] Then Verify That A'A = I - Mathematics | Shaalaa.com
If cos(α + β) = 0 then sin (α - β ) = ? (a) sin α (b) cosβ (c) sin 2α (d) cos2β - Sarthaks eConnect | Largest Online Education Community
![If A ( cos alpha , sin alpha) B(sin alpha , - cos alpha ) C(1,2) are the vertices of a triangle ABC then as alpha varies, the locus of its centroid is If A ( cos alpha , sin alpha) B(sin alpha , - cos alpha ) C(1,2) are the vertices of a triangle ABC then as alpha varies, the locus of its centroid is](https://embibe-ask.s3.amazonaws.com/images/production/2018-12-08_16-35-18_New%20Doc%202018-12-08%2022.04.14_1.jpg)
If A ( cos alpha , sin alpha) B(sin alpha , - cos alpha ) C(1,2) are the vertices of a triangle ABC then as alpha varies, the locus of its centroid is
![If x=r sin alpha*cos beta ; y=r sin alpha*sin beta ; z=r cos alpha then,prove that x^2+y^2+z^2=r^2.? | EduRev Class 10 Question If x=r sin alpha*cos beta ; y=r sin alpha*sin beta ; z=r cos alpha then,prove that x^2+y^2+z^2=r^2.? | EduRev Class 10 Question](https://cdn3.edurev.in/ApplicationImages/Temp/3469474_9ca9883e-e8d2-4b32-88b4-96b314659d1c_lg.png)
If x=r sin alpha*cos beta ; y=r sin alpha*sin beta ; z=r cos alpha then,prove that x^2+y^2+z^2=r^2.? | EduRev Class 10 Question
![SOLVED:Find (a) \sin \alpha and \cos \beta,(b) \tan \alpha and \cot \beta, and (c) \sec \alpha and \csc \beta. Graph cannot copy SOLVED:Find (a) \sin \alpha and \cos \beta,(b) \tan \alpha and \cot \beta, and (c) \sec \alpha and \csc \beta. Graph cannot copy](https://cdn.numerade.com/previews/62e12d57-0a27-4973-954d-39b8e93e2798.gif)
SOLVED:Find (a) \sin \alpha and \cos \beta,(b) \tan \alpha and \cot \beta, and (c) \sec \alpha and \csc \beta. Graph cannot copy
![Prove that dfrac{sin alpha +sin beta}{sinalpha -sinbeta}=dfrac{tan dfrac{ alpha +beta}{2}}{tandfrac{alpha -beta}{2}}. Prove that dfrac{sin alpha +sin beta}{sinalpha -sinbeta}=dfrac{tan dfrac{ alpha +beta}{2}}{tandfrac{alpha -beta}{2}}.](https://media-ez.b-cdn.net/storage/questions/2020-08-16/1556027_1729848_ans_3fa22f573a98433aa402386217820239.jpg)
Prove that dfrac{sin alpha +sin beta}{sinalpha -sinbeta}=dfrac{tan dfrac{ alpha +beta}{2}}{tandfrac{alpha -beta}{2}}.
![Page 362 Qtn 3 Find out the distance between the following pairs of points a cos alpha a sin alpha and a cos beta a sin beta a m1 2 2 am1 Page 362 Qtn 3 Find out the distance between the following pairs of points a cos alpha a sin alpha and a cos beta a sin beta a m1 2 2 am1](https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=2fdb49ef442ca945c150d2e60334f44c.png&d=0)
Page 362 Qtn 3 Find out the distance between the following pairs of points a cos alpha a sin alpha and a cos beta a sin beta a m1 2 2 am1
![sin alpha sin beta m and cos alpha cos beta n find tan alpha beta 2 - Mathematics - TopperLearning.com | wlcziqq sin alpha sin beta m and cos alpha cos beta n find tan alpha beta 2 - Mathematics - TopperLearning.com | wlcziqq](https://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=9de0e08e81655f376d5be4fcdfc52dce.png)
sin alpha sin beta m and cos alpha cos beta n find tan alpha beta 2 - Mathematics - TopperLearning.com | wlcziqq
Solved] find sin (alpha-beta) cos alpha = 5/13, alpha in quadrant I sin beta = -5/13, beta in quadrant III | Course Hero
![If a tanalpha + b tanbeta = (a + b) tan (alpha+beta2) , where alpha≠beta , prove that acosbeta = b cosalpha , If a tanalpha + b tanbeta = (a + b) tan (alpha+beta2) , where alpha≠beta , prove that acosbeta = b cosalpha ,](https://d2rrqu68q7r435.cloudfront.net/images/2394570/cfe1b816-1fb6-403d-8954-68264ede0a08.jpg)
If a tanalpha + b tanbeta = (a + b) tan (alpha+beta2) , where alpha≠beta , prove that acosbeta = b cosalpha ,
![If sin alpha + sin beta = a and cos alpha + cos beta = b, show that sin ( alpha + beta ) = 2aba^2 + b^2 If sin alpha + sin beta = a and cos alpha + cos beta = b, show that sin ( alpha + beta ) = 2aba^2 + b^2](https://d1hj4to4g9ba46.cloudfront.net/questions/1410364_1664494_ans_1e09334e501c45fcb3a72a69fc57af59.jpg)