\(\frac{1}{\cot ^{2}a} \frac{1}{1 \tan ^{2}a}=\frac{1}{1 \sin ^{2}a} \frac{1}{\csc ^{2}a}\)

Ketik soal matematika Anda... \(\frac{1}{\cot ^{2}a} \frac{1}{1 \tan ^{2}a}=\frac{1}{1-\sin ^{2}a}-\frac{1}{\csc ^{2}a}\)

Pertanyaan

Verification required

Please type the verification code shown