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22 lines
546 B
Python
22 lines
546 B
Python
from math import sqrt
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print("Quadratic function : (a * x^2) + b*x + c")
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a = float(input("a: "))
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b = float(input("b: "))
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c = float(input("c: "))
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r = b**2 - 4*a*c
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if r > 0:
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num_roots = 2
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x1 = (((-b) + sqrt(r))/(2*a))
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x2 = (((-b) - sqrt(r))/(2*a))
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print("There are 2 roots: %f and %f" % (x1, x2))
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elif r == 0:
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num_roots = 1
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x = (-b) / 2*a
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print("There is one root: ", x)
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else:
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num_roots = 0
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print("No roots, discriminant < 0.")
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exit() |