Issolvi cos(45^circ)/sin(45^circ)-tan(45^circ)=

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

Evalwa

$$0$$

Passi tas-Soluzzjonijiet

Ikseb il-valur ta’ \cos(45) mit-tabella tal-valuri trigonometriċi.

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

Ikseb il-valur ta’ \sin(45) mit-tabella tal-valuri trigonometriċi.

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

Iddividi \frac{\sqrt{2}}{2} b'\frac{\sqrt{2}}{2} billi timmultiplika \frac{\sqrt{2}}{2} bir-reċiproku ta' \frac{\sqrt{2}}{2}.

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

Annulla 2\sqrt{2} fin-numeratur u d-denominatur.

$$1-\tan(45)$$

Ikseb il-valur ta’ \tan(45) mit-tabella tal-valuri trigonometriċi.

$$1-1$$

Naqqas 1 minn 1 biex tikseb 0.

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