Math, asked by narayanh6455, 7 months ago

2 x square + x - 4 equal to zero sutra vidhi se HAL kijiye

Answers

Answered by amanmaikhuri23
0

Answer:

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Answered by anuskha53
0

Answer:

The given quadratic equation is

2x

2

+x−4=0

⇒x

2

+

2

x

−2=0

⇒x

2

+

2

x

=2

On adding both sides

16

1

we get

x

2

+

2

x

+

16

1

=2+

16

1

⇒(x+

4

1

)

2

=

16

33

⇒x+

4

1

4

33

⇒x=±

4

33

4

1

⇒x=

4

−1−

33

,

4

−1+

33

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