∫\(\frac{\sin ^{2} x-\cos ^{2} x}{\sin ^{2} x \cos ^{2} x}\) is equal to: (1)
A. tanx + cotx + C
B. tanx + cosecx + C
C. -tanx + cotx + C
D. tanx + secx + C
Answer:A
∫\(\frac{\sin ^{2} x-\cos ^{2} x}{\sin ^{2} x \cos ^{2} x}\) is equal to: (1)
A. tanx + cotx + C B. tanx + cosecx + C C. -tanx + cotx + C D. tanx + secx + C