№681
у ` =2e^2x(x² - x +1/2) + e^(2x+3)·(2x -1)
№683
y ` = 1/√3·(√3(1 -x²) + 2x²√3)/(1 -x²)(1 + (1-x²)²)
№685
y ` = 2/3Sinx/3Cosx/3Ctgx/2 -1/2Sinx/3·1/Sin²x/2
№ 687
y ` = 1/(x + √(a² + x²))·(1 + 2x/2√(a² + x²)
№ 682
у` = (4SinxCosxCos2x + 4Sin²xSin2x )/Cos²2x
№884
y`=( (1/2Cos²x/2 - 1/2Sin²x/2)·x - (tgx/2 + Ctgx/2) )/x²
№886
y`=( (4x^5 +2)^-8/9·3x^-4 - (4x^5+2)^1/9 ·12x³) / 9x^8
№888
y`= 1·arc tg√x + x·1/(2√x)·(1 + x)
№ 889
у` = -2Sin2x·lnx + Cos 2x·1/x