" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
= 1/sinA + cos A/ sinA
= (1 + cos A)/sinA
= (1 + cosA)(1 - cosA) / sinA(1 - cosA)
= (1 - cos²A) / sinA(1 - cosA)
= sin²A / sinA(1 - cosA)
= sinA / 1-cosA TERBUKTI
1/sin a + cosA/sinA = sinA/1-cosA
1 + cosA
---------- = sinA/1-cosA
sinA