In the problem, t is a real number and P = (x, y) is the point on the unit circle that corresponds to t. Find the exact value of
the indicated trigonometric function of t.
-$\left( \frac { 4 } { 7 } , - \frac { \sqrt { 33 } } { 7 } \right) \quad$ Find cos $t$
A) $\frac { \sqrt { 33 } } { 7 }$
B) $- \frac { \sqrt { 33 } } { 7 }$
C) $- \frac { 4 } { 7 }$
D) $\frac { 4 } { 7 }$

Question

Quizplus · Accepted Answer

The cosine of an angle $t$ in the unit circle is equal to the x-coordinate of the point on the circle, which is $\frac{4}{7}$ for this problem.

In the Problem, T Is a Real Number and P (47,−337)\left( \frac { 4 } { 7 } , - \frac { \sqrt { 33 } } { 7 } \right) \quad(74​,−733​​)

In the Problem, T Is a Real Number and P $\left( \frac { 4 } { 7 } , - \frac { \sqrt { 33 } } { 7 } \right) \quad$