Selesaikan frac{sin^{2}63^{circ}+sin^{2}27^{circ}}{cos^217^circ+cos^273^circ}

$$\frac { \sin ^ { 2 } 63 ^ { \circ } + \sin ^ { 2 } 27 ^ { \circ } } { \cos ^ { 2 } 17 ^ { \circ } + \cos ^ { 2 } 73 ^ { \circ } }$$

Nilaikan

$$\frac{9999999999999998511381227235124025}{9999999999999998689331517803631929}\approx 1$$

Langkah Penyelesaian

Evaluate trigonometric functions in the problem

$$\frac{0.8910065241883678 ^ {2} + 0.45399049973954675 ^ {2}}{0.9563047559630354 ^ {2} + 0.29237170472273677 ^ {2}}$$

Kira 0.8910065241883678 dikuasakan 2 dan dapatkan 0.79389262614623645345853682807684.

$$\frac{0.79389262614623645345853682807684+0.45399049973954675^{2}}{0.9563047559630354^{2}+0.29237170472273677^{2}}$$

Kira 0.45399049973954675 dikuasakan 2 dan dapatkan 0.2061073738537633976795858954355625.

$$\frac{0.79389262614623645345853682807684+0.2061073738537633976795858954355625}{0.9563047559630354^{2}+0.29237170472273677^{2}}$$

Tambahkan 0.79389262614623645345853682807684 dan 0.2061073738537633976795858954355625 untuk dapatkan 0.9999999999999998511381227235124025.

$$\frac{0.9999999999999998511381227235124025}{0.9563047559630354^{2}+0.29237170472273677^{2}}$$

Kira 0.9563047559630354 dikuasakan 2 dan dapatkan 0.91451878627752069043409118165316.

$$\frac{0.9999999999999998511381227235124025}{0.91451878627752069043409118165316+0.29237170472273677^{2}}$$

Kira 0.29237170472273677 dikuasakan 2 dan dapatkan 0.0854812137224791784990605987100329.

$$\frac{0.9999999999999998511381227235124025}{0.91451878627752069043409118165316+0.0854812137224791784990605987100329}$$

Tambahkan 0.91451878627752069043409118165316 dan 0.0854812137224791784990605987100329 untuk dapatkan 0.9999999999999998689331517803631929.

$$\frac{0.9999999999999998511381227235124025}{0.9999999999999998689331517803631929}$$

Kembangkan \frac{0.9999999999999998511381227235124025}{0.9999999999999998689331517803631929} dengan mendarabkan kedua-dua pengangka dan penyebut dengan 10000000000000000000000000000000000.

$$\frac{9999999999999998511381227235124025}{9999999999999998689331517803631929}$$