ដោះស្រាយ tan(12)tan(38)tan(52)tan(60)tan(78)

$$\tan ( 12 ) \tan ( 38 ) \tan ( 52 ) \tan ( 60 ) \tan ( 78 )$$

វាយតម្លៃ

$$\frac{249999999999999771247697852997606937991197286900362484181841851\sqrt{3}}{250000000000000000000000000000000000000000000000000000000000000}\approx 1.732050808$$

ជំហានចម្លើយ

Evaluate trigonometric functions in the problem

$$0.2125565616700221 \cdot 0.7812856265067173 \cdot 1.2799416321930788 \tan(60) 4.704630109478451$$

គុណ 0.2125565616700221 និង 0.7812856265067173 ដើម្បីបាន 0.16606738645247690885905168945233។

$$0.16606738645247690885905168945233\times 1.2799416321930788\times 4.704630109478451\tan(60)$$

គុណ 0.16606738645247690885905168945233 និង 1.2799416321930788 ដើម្បីបាន 0.212556561670022076862750375960187515739988533604។

$$0.212556561670022076862750375960187515739988533604\times 4.704630109478451\tan(60)$$

គុណ 0.212556561670022076862750375960187515739988533604 និង 4.704630109478451 ដើម្បីបាន 0.999999999999999084990791411990427751964789147601449936727367404។

$$0.999999999999999084990791411990427751964789147601449936727367404\tan(60)$$

ទទួល​យក​តម្លៃរបស់ \tan(60) ពី​តារាង​តម្លៃ​ត្រីកោណមាត្រសាស្ត្រ។

$$0.999999999999999084990791411990427751964789147601449936727367404\sqrt{3}$$