railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Trigonometry Trigonometric Ratios and Identities
If 7 sin2 x + 3 cos2 x = 4, and x is acute angle, then the value of cot x + tan x will be :
1
\(\frac{5}{\sqrt3}\)
2
\(\frac{2}{\sqrt3}\)
3
\(\frac{4}{\sqrt3}\)
4
\(\frac{7}{\sqrt3}\)