Resposta :
A) 5ײ-2× + 7 = 0
a = 5, b = -2, c = 7
B) -2ײ - × + 102 = 0
a = -2, b = -1, c = 102
C) 4x² - 27× + 23 = 0
a = 4, b = -27, c = 23
D) - ײ + 6× - 8 = 0
a = -1, b = 6, c = -8
E) ײ + 2× - 65 = 0
a = 1, b = 2, c = -65
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05/08

A) 5ײ-2× + 7 = 0
a = 5, b = -2, c = 7
B) -2ײ - × + 102 = 0
a = -2, b = -1, c = 102
C) 4x² - 27× + 23 = 0
a = 4, b = -27, c = 23
D) - ײ + 6× - 8 = 0
a = -1, b = 6, c = -8
E) ײ + 2× - 65 = 0
a = 1, b = 2, c = -65
05/08