Leysa left(tan(1*8)right)^2-left(tan(1*2)right)^2/1-left(tan(1*8)right)^2left(tan(1*2)right)^2

$$\frac{ { \left( \tan ( 1 \cdot 8 ) \right) }^{ 2 } - { \left( \tan ( 1 \cdot 2 ) \right) }^{ 2 } }{ 1- { \left( \tan ( 1 \cdot 8 ) \right) }^{ 2 } { \left( \tan ( 1 \cdot 2 ) \right) }^{ 2 } }$$

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$$\frac{1723931728088291891652816657948800000000000000000000000000000000}{93021015214617905190606995322390538903324483365707164114672738477}\approx 0.018532712$$

Lausnarskref

Evaluate trigonometric functions in the problem

$$\frac{0.14054083470239145 ^ {2} - 0.03492076949174773 ^ {2}}{1 - 0.14054083470239145 ^ {2} 0.03492076949174773 ^ {2}}$$

Reiknaðu 0.14054083470239145 í 2. veldi og fáðu 0.0197517262188449168482923490331025.

$$\frac{0.0197517262188449168482923490331025-0.03492076949174773^{2}}{1-0.14054083470239145^{2}\times 0.03492076949174773^{2}}$$

Reiknaðu 0.03492076949174773 í 2. veldi og fáðu 0.0012194601418957790130245699601529.

$$\frac{0.0197517262188449168482923490331025-0.0012194601418957790130245699601529}{1-0.14054083470239145^{2}\times 0.03492076949174773^{2}}$$

Dragðu 0.0012194601418957790130245699601529 frá 0.0197517262188449168482923490331025 til að fá út 0.0185322660769491378352677790729496.

$$\frac{0.0185322660769491378352677790729496}{1-0.14054083470239145^{2}\times 0.03492076949174773^{2}}$$

Reiknaðu 0.14054083470239145 í 2. veldi og fáðu 0.0197517262188449168482923490331025.

$$\frac{0.0185322660769491378352677790729496}{1-0.0197517262188449168482923490331025\times 0.03492076949174773^{2}}$$

Reiknaðu 0.03492076949174773 í 2. veldi og fáðu 0.0012194601418957790130245699601529.

$$\frac{0.0185322660769491378352677790729496}{1-0.0197517262188449168482923490331025\times 0.0012194601418957790130245699601529}$$

Margfaldaðu 0.0197517262188449168482923490331025 og 0.0012194601418957790130245699601529 til að fá út 0.00002408644285751920097480028430170678926180381864798576726806137225.

$$\frac{0.0185322660769491378352677790729496}{1-0.00002408644285751920097480028430170678926180381864798576726806137225}$$

Dragðu 0.00002408644285751920097480028430170678926180381864798576726806137225 frá 1 til að fá út 0.99997591355714248079902519971569829321073819618135201423273193862775.

$$\frac{0.0185322660769491378352677790729496}{0.99997591355714248079902519971569829321073819618135201423273193862775}$$

Leystu upp \frac{0.0185322660769491378352677790729496}{0.99997591355714248079902519971569829321073819618135201423273193862775} með því að margfalda bæði teljara og nefnara með 100000000000000000000000000000000000000000000000000000000000000000000.

$$\frac{1853226607694913783526777907294960000000000000000000000000000000000}{99997591355714248079902519971569829321073819618135201423273193862775}$$

Minnka brotið \frac{1853226607694913783526777907294960000000000000000000000000000000000}{99997591355714248079902519971569829321073819618135201423273193862775} eins mikið og hægt er með því að draga og stytta út 1075.

$$\frac{1723931728088291891652816657948800000000000000000000000000000000}{93021015214617905190606995322390538903324483365707164114672738477}$$