Q8 Find
dy / dx
when
(i) y + sin y = cos x
(ii) ax + by2 = cos y
(iii) y sec x + tan x + x2y = 0
(iv) sin2 x + cos2 y = 1
(v) xy + y2= tanx +y
(vi) y = tan (x + y)
(vii) sin(xy) +
x / y
= x2 - y
(viii) sec (x + y) = xy.


Solution



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