Question

sinB cos(C+A)+cosB sin(C+A)

Answer 1

Answer:

cos(A+C)/cosB+sin(C+A)/sinB

Step-by-step explanation:

sinB cos(A+C)+cosB sin(C+A)

1/cosB cos(A+C)+1/sinB sin(C+A)

cos(A+C)/cosB+sin(C+A)/sinB