Find the exact value under the given conditions.
-$\sin \alpha = \frac { 21 } { 29 } , 0

Question

Find the exact value under the given conditions.
-$\sin \alpha = \frac { 21 } { 29 } , 0 < \alpha < \frac { \pi } { 2 } ; \quad \cos \beta = \frac { 7 } { 25 } , 0 < \beta < \frac { \pi } { 2 } \quad$ Find $\tan ( \alpha + \beta )$.

A) $- \frac { 627 } { 364 }$
B) $\frac { 644 } { 725 }$
C) $- \frac { 364 } { 725 }$
D) $\frac { 627 } { 725 }$

Quizplus · Accepted Answer

The Answer of Find the exact value under the given conditions.
-$\sin \alpha = \frac { 21 } { 29 } , 0 < \alpha < \frac { \pi } { 2 } ; \quad \cos \beta = \frac { 7 } { 25 } , 0 < \beta < \frac { \pi } { 2 } \quad$ Find $\tan ( \alpha + \beta )$.

A) $- \frac { 627 } { 364 }$
B) $\frac { 644 } { 725 }$
C) $- \frac { 364 } { 725 }$
D) $\frac { 627 } { 725 }$

Find the Exact Value Under the Given Conditions sin⁡α=2129,0<α<π2;cos⁡β=725,0<β<π2\sin \alpha = \frac { 21 } { 29 } , 0 < \alpha < \frac { \pi } { 2 } ; \quad \cos \beta = \frac { 7 } { 25 } , 0 < \beta < \frac { \pi } { 2 } \quadsinα=2921​,0<α<2π​;cosβ=257​,0<β<2π​

Find the Exact Value Under the Given Conditions $\sin \alpha = \frac { 21 } { 29 } , 0 < \alpha < \frac { \pi } { 2 } ; \quad \cos \beta = \frac { 7 } { 25 } , 0 < \beta < \frac { \pi } { 2 } \quad$