Question

3 cos x + 5 sinx
Q.14. If y = cos-1
dy
then
dx
is-
/34
(A) 0
(B)-1
(C)
(D) none of these​

Answer 1

Answer:

non of these is the correct

Step-by-step explanation:

Answer 2

Answer:

(B)-1

Step-by-step explanation:

3 cos x + 5 sinx

Q.14. If y = cos-1

dy

then

dx

is-

/34

(A) 0

(B)-1

(C)

(D) none of these