2019-수학-가형-홀수-1

문제

2019-수학-가형-홀수-1

풀이

%%capture
!pip install --upgrade sympy watermark
from sympy import *

a = Point(1,-2)
b = Point(-1,4)
c=a+2*b
sum(c)
\[\displaystyle 5\]

##실행환경

%load_ext watermark
%watermark --iversions
sympy: 1.7.1