Ts EamcetTrigonometric Ratios And IdentitiesTS EAMCET 2020 (Online) 11th September Evening ShiftMCQ+1 / -02020The period of $\cos (3 x+5)+7$ isA$\frac{2 \pi}{5}$B$\frac{2 \pi}{3}$C$\frac{2 \pi}{15}$D$\frac{2 \pi}{7}$Check AnswerClear SelectionReveal AnswerShow Explanation