Question

RESPONDE A 1 AI PFV

Answer 1

3x² - 6x + 2 = 0
a = 3  b = -6  c = 2

x² - 4 = 0
a = 1  b = 0  c = -4

x² + 5 - 2x = 0
a = 1  b = -2  c = 5

x² + x - 8 = 0
a = 1  b = 1  c = -8