Question
Question: If x.e<sup>xy</sup> – y = sin<sup>2</sup>x then \(\frac{dy}{dx}\) at x = 0 is...
If x.exy – y = sin2x then dxdy at x = 0 is
A
0
B
1
C
– 1
D
None
Answer
1
Explanation
Solution
x.exy – y = sin2x when x = 0, then y = 0
dxdy=−(x2.exy−1x.yexy+exy−2sinxcosx)⇒dxdy(0,0) = 1