2
=(5*(x^5)/5-6x³/3+4x²/2-x)=
1
2
= (x^5)-2x³+2x²-x)= 2^5-2*2³+2*2²-2-(1-2+2-1)=32-16+8-2=22
1
973.
3/4 = 0,75
9/20 = 0,45
23/32 = 0,72
53/40 = 1,325
263/125 = 2,104
974.
1/2 = 0,5
5/8 = 0,625
19/25 = 0,76
19/8 = 2,375
47/200 = 0,235
Однозначные 1,2,3,4,5...до 9
двухзначные 10,11,12,13,14,15...до 99
CosA=AC/AB
AB=AC/cosA=9/0.3=30