Solve the problem.
-Find $\cos \theta$, given that $\cos 2 \theta = \frac { 1 } { 4 }$ and $\theta$ terminates in quadrant I.
A) $\frac { \sqrt { 8 - 2 \sqrt { 10 } } } { 4 }$

B) $\frac { \sqrt { 6 } } { 4 }$

C) $\frac { \sqrt { 10 } } { 4 }$

D) $\frac { \sqrt { 8 - 2 \sqrt { 5 } } } { 2 }$

Question

Solve the problem.
-Find $\cos \theta$, given that $\cos 2 \theta = \frac { 1 } { 4 }$ and $\theta$ terminates in quadrant I.
A) $\frac { \sqrt { 8 - 2 \sqrt { 10 } } } { 4 }$

B) $\frac { \sqrt { 6 } } { 4 }$

C) $\frac { \sqrt { 10 } } { 4 }$

D) $\frac { \sqrt { 8 - 2 \sqrt { 5 } } } { 2 }$

Quizplus · Accepted Answer

The Answer of Solve the problem.
-Find $\cos \theta$, given that $\cos 2 \theta = \frac { 1 } { 4 }$ and $\theta$ terminates in quadrant I.
A) $\frac { \sqrt { 8 - 2 \sqrt { 10 } } } { 4 }$

B) $\frac { \sqrt { 6 } } { 4 }$

C) $\frac { \sqrt { 10 } } { 4 }$

D) $\frac { \sqrt { 8 - 2 \sqrt { 5 } } } { 2 }$

Solve the Problem cos⁡θ\cos \thetacosθ , Given That cos⁡2θ=14\cos 2 \theta = \frac { 1 } { 4 }cos2θ=41​

Solve the Problem $\cos \theta$ , Given That $\cos 2 \theta = \frac { 1 } { 4 }$