Question

Can someone tell me where to start on a trig problem?

Answer 1

First u have to Knw...abt Sin , cos , tan ,cosec ,sec , cot ......

Answer 2

Just Search Them...and u will Find Gud Videos...on Trig..) Khan Academy , Partrick...etc..

Answer 3

first we have to see the problem

Answer 4

Here's the problem:
Simplify using math and/or identites. \[(1-\csc \alpha)(1+\csc \alpha)\]

Answer 5

multiply it and ur result is an identity

Answer 6

So dont replace csc with 1/sin?

Answer 7

i would yes

Answer 8

I think I got it, answer -cot^2 a