Math Is Fun Forum

eclipse4227

Member

Registered: 2007-04-23

Posts: 10

one more verifying identities problem

i think this much is right

1+secB
sinB+tanB    =cscB

(1+secB)(1/1+secB)
(sinB+tanB)(1/1+secB)

_____1_____
sinB+tanB
1+secB

so now do I need to make the part under 1=sinB, so it will be 1/sinB, which is equal to cscB