Енто по формулам двойного синуса <span>
(sin16*cos16*cos32*cos64) / sin52 = sin32/2*cos32cos64/sin52=sin64/4*cos64/sin52 = sin128/8sin52=sin(180-52)/8sin52 =
=sin52/8sin52=1/8
валшебник !!!!</span>
Y ' = ( (x^2 + 1)*(e^x - 2) ) ' = (x^2 + 1) ' *(e^x - 2) + (x^2 + 1)*(e^x - 2) ' =
= 2x *(e^x - 2) + e^x*(x^2 + 1)
y ' = (sinx )' = cosx
y ' = (4x^2 - 3^x - 1) ' = 4*2x - 3^x ln 3 - 0 = 8x - 3^x ln 3