Answers

  • Brainly User
2014-10-23T23:23:44+05:30
  tanA + cotA = sinA/cosA + cosA/sinA
= (sin²A + cos²A) / cosA.sinA
= 1 / cosA.sinA
= secA.cosecA
0
2014-10-24T10:09:30+05:30
 tanA + cotA

= \frac{sinA}{cosA}+\frac{cosA}{sinA}

= \frac{(sin^{2}A + cos^{2}A)}{cosA.sinA}

= \frac{1}{cosA.sinA}

secA.cosecA  PROVED

0