Question

5. If triangle ABC is right angled at C, then the value of sec (A+B) is
(a) 0
(b) 1
(c) 2/√3
(d) not defined​

Answer 1

Answer:

D

Step-by-step explanation:

the answer will be not defined

sec

$sec(30 + 60) \\ \\ sec(90) \\ \\ not \: defined$