Question

Find the roots of the quadratic equation 2x2 + x 4 = 0 by the method of completing the square.

Answer 1

Answer:

2×2+4x=0

4x+4=0

4x=-4

x=-1

Step-by-step explanation:

• hii in it how can we use completing square in this question.
• it is an simple equation
• no square value present
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