Answers

2014-05-04T21:17:09+05:30
Sin(α+β)/cosα+cosβ              this one is in terms of sin and cos....there are absolutely 6 answers of this..let me know ,, in which terms of trigo u want it??
                                                               
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in terms of identities and ratioes
2014-05-04T21:34:41+05:30
TanA+tanB / secA+secB = sinAcosB+sinBcosA / cosA+cosB 
                                    =sin(A+B) / cosA+cosB.
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