Quotient Identity: use formulas for sin(x+y), cos(x+y) to

[ahlingg]

Given: tanX = sinX/cosX

Use the quotient identity and the compound angle formulas for sin (x+y) and cos(x+y) to write a formula for tan(x+y)

 

[Deleted member 4993]

Re: Quotient Identity

Given: tanX = sinX/cosX

Use the quotient identity and the compound angle formulas for sin (x+y) and cos(x+y) to write a formula for tan(x+y)

Please show us your work - indicating exactly where you are stuck, so that we know where to begin to help you.

 

[Loren]

Re: Quotient Identity

In the given identity, substitute x+y for x.