ddx(xxx)এর মান কত?
A
xxx[1x+(1+In x)In x]
B
xx[1x+(1+In x)In x]
C
xxxxx[1x+(1+In x)In x]
D
xxxx-1[1x+(1+In x)In x]
Correct Answer: xxxxx[1x+(1+In x)In x]