∫4x dx2x2 + 3 log2x2 + 3 = কত ?
A
2x2 + 3 e2x2 + 3 + k
B
log log2x2 + 3 + k
C
2loglog2x2 + 3 + k
D
og2x2 + 3 log4x +k
Correct Answer: log log2x2 + 3 + k
