state gov RPSC 2nd Grade Senior Teacher Mock Test Series 2025 Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
यदि \(\tan(A) = \frac{3}{5}, then \cos(A) \) किसके बराबर है?
1
\(\quad \frac{5}{\sqrt{34}}\)
2
\(\quad \frac{9}{\sqrt{34}}\)
3
\(\quad \frac{3}{\sqrt{34}}\)
4
\(\quad \frac{25}{\sqrt{34}}\)
5
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