Question

What are the roots of the quadratic equation 2x² + 6 = -7x ?


1)2 , -3/2


2)2 , -2/3


3)-2 , -2/3


4)-2 , -3/2


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Answer 1

Answer:

2,-2/3 is correct answers

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Here,

2x² + 6 = -7x

2x² + 7x +6 = 0

2x² + 4x + 3x + 6 = 0

2x( x + 2) + 3( x + 2) = 0

(2x + 3) ( x + 2) = 0

So,

2x + 3 = 0

2x= -3

x= -3/2

and,

x+ 2 = 0

x= -2

Hence,

( -3/2 and -2) answer