Question

sin(п/2+2x)ctg3x+sin(п+2x)-корень из2 умножить на cos5x=0

Answer 1

cos2x*ctg3x-sin2x-√2*cos5x=0

(cos^2x-sin^2x)(ctg^3x-3ctgx/(3ctg^2x-1))-2sinxcosx-√2*((1-4sin^2 x cos^2 x) cos x - 4 sinx cosx (cos^2 x - sin^2 x) sin x)=0

chestno govorya dalshe raspisivat slozhnovato ustal ya :D
smozhesh dalshe?
ya navel na temu :D