RD Sharma Class 12 Solutions Maths Chapter 5 Algebra Of Matrices Exercise 5.4

RD Sharma Solutions Class 12 Chapter 5 Exercise 5.4

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Match the following:

Given sin x = $\frac{2}{5}$ and x $ϵ$ $(0, \frac{Π}{2})$

\begin{matrix} (p) cos x & (1) \frac{5}{2} (q) tan x & (2) \frac{\sqrt{21}}{2} (r) cosec x & (3) \frac{\sqrt{21}}{5} (4) \frac{2}{\sqrt{21}} \end{matrix}

P-2, Q-3, R-4

P-3, Q-2, R-4

P-2, Q-3, R-1

None of these