Question

da
If a = sec (B) then
da/db
will be
(A) 3 sec (B) tan (B)
(B) 3 cos sin (B)
(C) sec (B) tan (B)
(D) 3 sec (B)
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Answer 1

Answer:

C) sec (B) tan (B)

hope it help you

Answer 2

Answer:

If a = sec(B)

Differnatatiating with respect to B

$\frac{da}{db} = \sec(B) . \tan(B)$

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