1) f(x) = -5x^2 - 8; x0 = 2
f(2) = -5*2^2 - 8 = -5*4 - 8 = -28
lim(x->2) (-5x^2 - 8) = -5*2^2 - 8 = -5*4 - 8 = -28
2)
3)
4)
5)
6)
2х-1+5х-10=-12х+1
7х-11=-12х+1
7х+12х=1+11
19х=12
х=12/19
1) (12+28)+(56+14)=110
2) (37-17)+(36-26)=30
3) (38-18)+(33-13)+(36-16)+(39-19)=80
-\frac{1}{3} *(-3,6)=\frac{-3,6}{3} = \frac{-3,6}{3}- \frac{3}{8} -4=-3,6-0,5-1=-5,1