Question

2x² + 7x-4=0
AYUDENNNN!!!

Answer 1

Respuesta:

=

1

2

=

−

4

Explicación paso a paso:

=

−

±

2

−

4

√

2

2

2

+

7

−

4

=

0

2x^{2}+7x-4=0

2x2+7x−4=0

=

2

a={\color{#c92786}{2}}

a=2

=

7

b={\color{#e8710a}{7}}

b=7

=

−

4

c={\color{#129eaf}{-4}}

c=−4

=

−

7

±

7

2

−

4

⋅

2

(

−

4

)

√

2

⋅

2

x

x=2⋅2−7±72−4⋅2(−4)

2.2