Select the functions that have identical graphs.
-(i) $y = \cos x$
(ii) $y = \sin x$
(iii) $y = \sin \left( x + \frac { 5 \pi } { 2 } \right)$
A) ii and iii
B) $i$, ii and iii
C) $\mathrm { i }$ and ii
D) $\mathrm { i }$ and iii

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The Answer of Select the functions that have identical graphs.
-(i) $y = \cos x$
(ii) $y = \sin x$
(iii) $y = \sin \left( x + \frac { 5 \pi } { 2 } \right)$
A) ii and iii
B) $i$, ii and iii
C) $\mathrm { i }$ and ii
D) $\mathrm { i }$ and iii

Select the Functions That Have Identical Graphs y=cos⁡xy = \cos xy=cosx

Select the Functions That Have Identical Graphs $y = \cos x$