Question

11+sine 11-sino
V1-sino V1+ sino
= 2 sec 0​

Answer 1

Step-by-step explanation:

√1+sino/√1-sino + √1-sino/√1+sino

=√(1+sino)²/√cos²+√(1-sino)²/√cos²

=(1+sino)/cos+(1-sino)/cos

=1+sin+1-sin/cos

=2/cos

=2sec