state gov OSSSC RI, ARI, AMIN, SFS, ICDS Supervisor Combined Mock Test 2023-25 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
यदि tan A = \(\frac{3}{4}\), तो \(\frac{cos A - sin A}{cos A + sin A}\) का मान ज्ञात कीजिए।
1
\(\frac{1}{4}\)
2
\(\frac{1}{3}\)
3
\(\frac{1}{7}\)
4
\(\frac{1}{8}\)