Discuss / Python / 作业

作业

Topic source
def quadratic(a, b, c):    x1 = (-b + math.sqrt(b ** 2 - 4 * a * c)) / (2 * a)    x2 = (-b - math.sqrt(b ** 2 - 4 * a * c)) / (2 * a)    return x1, x2print('quadratic(2, 3, 1) =', quadratic(2, 3, 1))print('quadratic(1, 3, -4) =', quadratic(1, 3, -4))if quadratic(2, 3, 1) != (-0.5, -1.0):    print('测试失败')elif quadratic(1, 3, -4) != (1.0, -4.0):    print('测试失败')else:    print('测试成功')

  • 1

Reply