September 2018 1 48 Report

Rozwiąż równanie:

a) cos3x=1

b) sin(2x-\frac{\pi}{3})=\frac{\sqrt{2}}{2}\\</p> <p>c) tg(x+\frac{\pi}{2})= 1

Podaj ile wynosi a,b,c:

Wynik zapisz w postaci a+b\sqrt{c}, gdzie a,b to są N, a,c t są N+

d=\frac{cos(-1035^{o})-sin(-630^{o})-tg(-945^{o})}{sin(-855^{o})-ctg(-1575^{o})}


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