engineering recuitment ICAR (IARI) Assistant (Pre + Mains) 2022 Mock Test Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
In ΔABC, right angled at B, if tanA = 1/2, then the value of \(\frac{sin A(cos C + cos A)}{cos C (sin C - sin A)}\) is:
1
\(2 \sqrt{5}\)
2
1
3
3
4
2