railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
যদি Sin θ = \(\frac{4}{5}\) , tan θ - Cot θ-এর মান নির্ণয় কর।
1
\(\frac{5}{12}\)
2
\(\frac{7}{9}\)
3
\(\frac{7}{12}\)
4
\(\frac{7}{8}\)