作业。
Topic source
import math
def move(x, y, step, angle=0):
nx = x + step * math.cos(angle)
ny = y - step * math.sin(angle)
return nx, ny
x, y = move(100, 100, 60, math.pi / 6)
print(x, y)
>>>151.96152422706632 70.0
x, y = move(100, 100, 60, math.pi / 6) 关于这行代码，我想请问下是给 x 和 y 分别赋的什么值？
- 1
Dominias
-- coding: utf-8 --
import math
def quadratic(a, b, c): delta = (bb) - (4ac) if a == 0: x = -c/b return x elif delta < 0: return "No real solutions." else: x1 = (-b - math.sqrt(delta))/(2a) x2 = (-b + math.sqrt(delta))/(2*a) return x1, x2