Question

resolva a questão
4ײ-7=0
sendo: a=4, b=-7, c=0
equação de 2° grau

Answer 1

4ײ-7=0

4x² = 7

x² = 7/4

$x = \sqrt{\frac{7}{4} } \\\\x = \frac{\sqrt{7} }{2}\\\\x = + - \frac{\sqrt{7} }{2}\\\\x ' = + \frac{\sqrt{7} }{2}\\\\x'' = - \frac{\sqrt{7} }{2}$