Select the functions that have identical graphs.
-(i) $y = \sin \left( 3 x + \frac { \pi } { 6 } \right)$
(ii) $y = \cos \left( 3 x - \frac { \pi } { 6 } \right)$
(iii) $y = \cos \left( 3 x - \frac { \pi } { 3 } \right)$
A) $\mathrm { i }$ and $\mathrm { ii }$
B) $\mathrm { i }$, ii and iii
C) ii and iii
D) $\mathrm { i }$ and $\mathrm { iii }$

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The Answer of Select the functions that have identical graphs.
-(i) $y = \sin \left( 3 x + \frac { \pi } { 6 } \right)$
(ii) $y = \cos \left( 3 x - \frac { \pi } { 6 } \right)$
(iii) $y = \cos \left( 3 x - \frac { \pi } { 3 } \right)$
A) $\mathrm { i }$ and $\mathrm { ii }$
B) $\mathrm { i }$, ii and iii
C) ii and iii
D) $\mathrm { i }$ and $\mathrm { iii }$

Select the Functions That Have Identical Graphs y=sin⁡(3x+π6)y = \sin \left( 3 x + \frac { \pi } { 6 } \right)y=sin(3x+6π​)

Select the Functions That Have Identical Graphs $y = \sin \left( 3 x + \frac { \pi } { 6 } \right)$