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X²+10x+16=0
x1+x2=-10 U x1*x2=16⇒x1=-2 U x2=-8
Решение
8с³(5с-1) = 8c<span>³ * 5c - 8c³ * 1 = 40c⁴ - 8c³</span>
1) ∫x²dx = x³/3 + C
1 = 2³/3 + C
C = 1 - 8/3 = - 5/3
2) ∫40dx = = 40x + C
2 = 40×5 + C
C = 2 - 200 = -198
3) ∫sin(x)dx = - cos(x) + C
-1 = -cos(π) + C
C = cos(π) - 1 = -1 - 1 = -2