Find the T Such That 0 ≤ T ≤ π $\left( - \frac { 2 \pi } { 3 } \right)$

Multiple Choice

Find the t such that 0 ≤ t ≤ π and cos t = cos $\left( - \frac { 2 \pi } { 3 } \right)$ .

A) $\frac { \pi } { 3 }$
B) - $\frac { \pi } { 3 }$
C) $\frac { 2 \pi } { 3 }$
D) $\frac { \pi } { 6 }$
E) none of these