Question

tg(x2+pi4)<корень из 33

Answer 1

tg(x/2 +  π/4)  < √3/3
- π+ πn < x/2 + π/4 < arctg(√3/3) + πn, n∈Z
- π+ πn < x/2 + π/4 < π/6 + πn, n∈Z
- π - π/4 +  πn < x/2  < π/6 - π/4 + πn, n∈Z
 - 5π/4 +  πn < x/2  < -π/12 + πn, n∈Z
 - 5π/2 +  2πn < x  < -π/6 + 2πn, n∈Z