Question

sa se rezolve ecuatiile sin (x+ PI /E)=radical din 3 pe 2

Answer 1

$x+\dfrac{\pi}3=(-1)^k\cdot arcsin\left(\dfrac{\sqrt3}2\right)+k\cdot\pi=(-1)^k\cdot\dfrac{\pi}3+k\cdot\pi\Rightarrow\\\\\Rightarrow x=[(-1)^k-1]\dfrac{\pi}3+k\cdot\pi,\;k\in\mathbb{Z}.$

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