ដោះស្រាយ 5*cos(121)-sin(121)*98/cos(121)*98-5*sin(12)

$$\frac{ 5 \times \cos ( 121 ) - \sin ( 121 ) \times 98 }{ \cos ( 121 ) \times 98-5 \times \sin ( 12 ) }$$

វាយតម្លៃ

$$\frac{1731551716867145538}{1030265795905482359}\approx 1.680684464$$

ជំហានចម្លើយ

Evaluate trigonometric functions in the problem

$$\frac{5 \cdot -0.5150380749100543 - 0.8571673007021123 \cdot 98}{-0.5150380749100543 \cdot 98 - 5 \cdot 0.20791169081775931}$$

គុណ 5 និង -0.5150380749100543 ដើម្បីបាន -2.5751903745502715។

$$\frac{-2.5751903745502715-0.8571673007021123\times 98}{-0.5150380749100543\times 98-5\times 0.20791169081775931}$$

គុណ 0.8571673007021123 និង 98 ដើម្បីបាន 84.0023954688070054។

$$\frac{-2.5751903745502715-84.0023954688070054}{-0.5150380749100543\times 98-5\times 0.20791169081775931}$$

ដក​ 84.0023954688070054 ពី -2.5751903745502715 ដើម្បីបាន -86.5775858433572769។

$$\frac{-86.5775858433572769}{-0.5150380749100543\times 98-5\times 0.20791169081775931}$$

គុណ -0.5150380749100543 និង 98 ដើម្បីបាន -50.4737313411853214។

$$\frac{-86.5775858433572769}{-50.4737313411853214-5\times 0.20791169081775931}$$

គុណ 5 និង 0.20791169081775931 ដើម្បីបាន 1.03955845408879655។

$$\frac{-86.5775858433572769}{-50.4737313411853214-1.03955845408879655}$$

ដក​ 1.03955845408879655 ពី -50.4737313411853214 ដើម្បីបាន -51.51328979527411795។

$$\frac{-86.5775858433572769}{-51.51328979527411795}$$

ពង្រីក \frac{-86.5775858433572769}{-51.51328979527411795} ដោយគុណទាំងភាគបែង និងភាគយកជាមួយនឹង 100000000000000000។

$$\frac{-8657758584335727690}{-5151328979527411795}$$

កាត់បន្ថយប្រភាគ \frac{-8657758584335727690}{-5151328979527411795} ទៅតួដែលតូចបំផុតដោយ​ដក និងលុបចេញ -5។

$$\frac{1731551716867145538}{1030265795905482359}$$

ដាក់ជាកត្តា

$$\frac{2 \cdot 3 \cdot 19 \cdot 727 \cdot 3833 \cdot 5450764087}{1319 \cdot 781096130330161} = 1\frac{7.012859209616631 \times 10^{17}}{1.0302657959054824 \times 10^{18}} = 1.6806844639011969$$