Matematica: Esercizi di Trigonometria

$$2(tg x + 1) + 3(1 − tg x) = − 2(tg x − 1) + 4$$$$2tgx + 2 + 3 – 3tgx = 2tgx – 2 +4$$$$3tgx=-3 \Rightarrow tgx=1$$

$$x= \displaystyle\frac{\pi}{4} + k\pi$$

Visite: 779

Pagine: 1 2 3 4 5 6 7 8 9