Whakaoti i te cos(45^circ)/sin(45^circ)-tan(45^circ)=

$$\frac{ \cos ( 45 ^ { \circ } ) }{ \sin ( 45 ^ { \circ } ) } - \tan ( 45 ^ { \circ } ) =$$

Aromātai

$$0$$

Ngā Upane Otinga

Tīkina te uara \cos(45) mai i te ripanga uara pākoki.

$$\frac{\frac{\sqrt{2}}{2}}{\sin(45)}-\tan(45)$$

Tīkina te uara \sin(45) mai i te ripanga uara pākoki.

$$\frac{\frac{\sqrt{2}}{2}}{\frac{\sqrt{2}}{2}}-\tan(45)$$

Whakawehe \frac{\sqrt{2}}{2} ki te \frac{\sqrt{2}}{2} mā te whakarea \frac{\sqrt{2}}{2} ki te tau huripoki o \frac{\sqrt{2}}{2}.

$$\frac{\sqrt{2}\times 2}{2\sqrt{2}}-\tan(45)$$

Me whakakore tahi te 2\sqrt{2} i te taurunga me te tauraro.

$$1-\tan(45)$$

Tīkina te uara \tan(45) mai i te ripanga uara pākoki.

$$1-1$$

Tangohia te 1 i te 1, ka 0.

$$0$$