Question

1) Найти производную у=√11-х^2

f(x) = 4x-7 x^2+4 , при х0 = 0

Answer 1

1)y`(x)=-2x/√(11-x²)
2)y`(x)=(4(x²+4)-2x(4x-7)/(x²+4)²=(4x²+16-8x²+14x)/(x²+4)²=(16+14x-4x²)/(x²+4)²
y`(0)=1