from math import sqrt
import handcalcs.render
%%render
#pqrameters
a=2
b=-5
c=3
%%render
x=(-b-sqrt(b^2-4*a*c))/(2*a)
生活、成长记录
from math import sqrt
import handcalcs.render
%%render
#pqrameters
a=2
b=-5
c=3
%%render
x=(-b-sqrt(b^2-4*a*c))/(2*a)