Question

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

Answer it by giving the best explanation plzzzz


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okay frnd anwers it, if u know​

Answer 1

Answer:

d

Step-by-step explanation:

sum of the angles

A+B+C=180

A+B=180-C

=180-90 (since it is right angled at c)

=90

Now

sec(A+B)=sec90=not defined

Answer 2

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