Question

fx(x)=4x+1/x^2,F(-1)=4. Найдите F(2).

Answer 1

f(x)=4x+1/x²
F(x)=2x²-1/x+c
F(-1)=4
2*(-1)²-1/(-1)+c=4
c=4-2-1
c=1
F(x)=2x²-1/x+1
F(2)=2*4-1/2+1=9-0,5=8,5