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Baskara
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38 lines (22 loc) · 858 Bytes
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import math
import sys
print "Para a funcao f(x)= ax2 - bx + c "
valor_a = float(sys.argv[1])
valor_b = float(sys.argv[2])
valor_c = float(sys.argv[3])
def baskara (valor_a, valor_b, valor_c):
if valor_a == 0:
print 'Nao e uma funcao do 2 grau'
else:
delta = valor_b**2 - 4 * valor_a * valor_c
print "Delta = %.2f" % delta
if (delta < 0):
print "Equacao inexistente"
elif (delta==0):
raiz = (-valor_b + math.sqrt(delta))/2 * valor_a
print 'A unica raiz e %.2f' % raiz
elif (delta > 0):
raiz1 = (-valor_b + math.sqrt(delta))/2 * valor_a
raiz2 = (-valor_b - math.sqrt(delta))/2 * valor_a
print 'As raizes da funcao sao: %.2f' % raiz1, raiz2
print baskara(valor_a, valor_b, valor_c)