Lahenda 30^{circ}+frac{sin31^{circ}sec59^{circ}+cot59^{circ}cot31^{circ}}{8sin^230^circ-tan^245^circ}

$$30 ^ { \circ } + \frac { \sin 31 ^ { \circ } \sec 59 ^ { \circ } + \cot 59 ^ { \circ } \cot 31 ^ { \circ } } { 8 \sin ^ { 2 } 30 ^ { \circ } - \tan ^ { 2 } 45 ^ { \circ } }$$

Arvuta

$$32,00000000000000025142552606969684$$

Lahenduse etapid

Evaluate trigonometric functions in the problem

$$30 + \frac{0,5150380749100542 \cdot 1,9416040264103562 + 0,6008606190275606 \cdot 1,664279482350518}{8 \sin^{2}(30) - \tan^{2}(45)}$$

Korrutage 0,5150380749100542 ja 1,9416040264103562, et leida 0,99999999999999988987361438330604.

$$30+\frac{0,99999999999999988987361438330604+0,6008606190275606\times 1,664279482350518}{8\left(\sin(30)\right)^{2}-\left(\tan(45)\right)^{2}}$$

Korrutage 0,6008606190275606 ja 1,664279482350518, et leida 1,0000000000000003615519116863908.

$$30+\frac{0,99999999999999988987361438330604+1,0000000000000003615519116863908}{8\left(\sin(30)\right)^{2}-\left(\tan(45)\right)^{2}}$$

Liitke 0,99999999999999988987361438330604 ja 1,0000000000000003615519116863908, et leida 2,00000000000000025142552606969684.

$$30+\frac{2,00000000000000025142552606969684}{8\left(\sin(30)\right)^{2}-\left(\tan(45)\right)^{2}}$$

Leidke \sin(30) väärtus trigonomeetriliste väärtuste tabelist.

$$30+\frac{2,00000000000000025142552606969684}{8\times \left(\frac{1}{2}\right)^{2}-\left(\tan(45)\right)^{2}}$$

Arvutage 2 aste \frac{1}{2} ja leidke \frac{1}{4}.

$$30+\frac{2,00000000000000025142552606969684}{8\times \frac{1}{4}-\left(\tan(45)\right)^{2}}$$

Korrutage 8 ja \frac{1}{4}, et leida 2.

$$30+\frac{2,00000000000000025142552606969684}{2-\left(\tan(45)\right)^{2}}$$

Leidke \tan(45) väärtus trigonomeetriliste väärtuste tabelist.

$$30+\frac{2,00000000000000025142552606969684}{2-1^{2}}$$

Arvutage 2 aste 1 ja leidke 1.

$$30+\frac{2,00000000000000025142552606969684}{2-1}$$

Lahutage 1 väärtusest 2, et leida 1.

$$30+\frac{2,00000000000000025142552606969684}{1}$$

Arv jagatuna ühega annab tulemiks arvu enda.

$$30+2,00000000000000025142552606969684$$

Liitke 30 ja 2,00000000000000025142552606969684, et leida 32,00000000000000025142552606969684.

$$32,00000000000000025142552606969684$$