Home
Class 12
MATHS
Prove the following : [[sinalpha,cosalph...

Prove the following : `[[sinalpha,cosalpha,cos(alpha+delta)],[sinbeta,cosbeta,cos(beta+delta)],[sinalpha,cosgamma,cos(gamma+delta)]]`=0

Text Solution

Verified by Experts

The correct Answer is:
`sin A cos B+cos A sin B`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • DETERMINANTS

    ARIHANT PRAKASHAN|Exercise CHAPTER TEST (6 MARK QUESTIONS)|4 Videos
  • DETERMINANTS

    ARIHANT PRAKASHAN|Exercise CHAPTER TEST (1 MARK QUESTIONS)|6 Videos
  • CONTINUITY AND DIFFERENTIABILITY

    ARIHANT PRAKASHAN|Exercise Chapter test (6 mark question)|8 Videos
  • DIFFERENTIAL EQUATIONS

    ARIHANT PRAKASHAN|Exercise Chapter test (6 MARKS Questions)|8 Videos