Whakaoti i te tan^22-1/2tan2+1

$$\frac { \tan ^ { 2 } 2 - 1 } { 2 \tan 2 + 1 }$$

Aromātai

$$-\frac{3329268466193680736623251433466157}{3566138463278318200000000000000000}\approx -0.933578015$$

Ngā Upane Otinga

Evaluate trigonometric functions in the problem

$$\frac{0.03492076949174773 ^ {2} - 1}{2 \cdot 0.03492076949174773 + 1}$$

Tātaihia te 0.03492076949174773 mā te pū o 2, kia riro ko 0.0012194601418957790130245699601529.

$$\frac{0.0012194601418957790130245699601529-1}{2\times 0.03492076949174773+1}$$

Tangohia te 1 i te 0.0012194601418957790130245699601529, ka -0.9987805398581042209869754300398471.

$$\frac{-0.9987805398581042209869754300398471}{2\times 0.03492076949174773+1}$$

Whakareatia te 2 ki te 0.03492076949174773, ka 0.06984153898349546.

$$\frac{-0.9987805398581042209869754300398471}{0.06984153898349546+1}$$

Tāpirihia te 0.06984153898349546 ki te 1, ka 1.06984153898349546.

$$\frac{-0.9987805398581042209869754300398471}{1.06984153898349546}$$

Whakarohaina te \frac{-0.9987805398581042209869754300398471}{1.06984153898349546} mā te whakarea i te taurunga me te tauraro ki te 10000000000000000000000000000000000.

$$\frac{-9987805398581042209869754300398471}{10698415389834954600000000000000000}$$

Whakahekea te hautanga \frac{-9987805398581042209869754300398471}{10698415389834954600000000000000000} ki ōna wāhi pāpaku rawa mā te tango me te whakakore i te 3.

$$-\frac{3329268466193680736623251433466157}{3566138463278318200000000000000000}$$

Tauwehe

$$-\frac{3329268466193680736623251433466157}{3566138463278318200000000000000000} = -0.9335780145600727$$