Issolvi {l}{sigma=θ}{eta=0.8}{θ=pi/2}

$$\left. \begin{array} { l } { \sigma = \theta } \\ { \eta = 0.8 } \\ { \theta = \frac { \pi } { 2 } } \end{array} \right.$$

Solvi għal σ, θ, η

$$\theta =\frac{\pi }{2}\approx 1.570796327$$

$$\sigma =\frac{\pi }{2}\approx 1.570796327$$

$$\eta =0.8$$

Passi Qosra għall-Użu tas-Sostituzzjoni

Immultiplika kull ekwazzjoni bl-inqas multiplu komuni ta' denominaturi fiha. Issimplifika.

$$\sigma =\theta \eta =0.8 \theta =\frac{1}{2}\pi$$

Solvi \theta =\frac{1}{2}\pi għal \theta .

$$\theta =\frac{1}{2}\pi$$

Issostitwixxi \frac{1}{2}\pi għal \theta fl-ekwazzjoni l-oħra \sigma =\theta .

$$\sigma =\frac{1}{2}\pi$$

Is-sistema issa solvuta.

$$\sigma =\frac{1}{2}\pi \theta =\frac{1}{2}\pi \eta =0.8$$