1)
f'(x)=20x + 0.5 = 0
20x = -0.5
x = -0.025
2)
f'(x) = -(x^2-2x(x-1))/(x-1)^2 = - ( -x^2 + 2x)/(x-1)^2 =0
-x^2 + 2x = 0
x1 = 0 x2= 2 x не равен 1
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
1)
f'(x)=20x + 0.5 = 0
20x = -0.5
x = -0.025
2)
f'(x) = -(x^2-2x(x-1))/(x-1)^2 = - ( -x^2 + 2x)/(x-1)^2 =0
-x^2 + 2x = 0
x1 = 0 x2= 2 x не равен 1