If SIN A + COS A

Asked by sonali221994 | 25th Jan, 2010, 06:09: PM

Expert Answer:

cos(90-A) = sinA

Hence,

sinA + cosA = 2sinA

Divide both sides by, sinA

1 + cotA = 2

cotA = 2 -1

Regards,

Team,

TopperLearning.

Answered by  | 25th Jan, 2010, 06:21: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.